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S3F Solutions Glock 21 Drop In Match Grade Barrel, Threaded/Fluted

S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, 416R Stainless Steel, Stainless S3FG21T/FSS
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted Black Nitride, Black, S3FG21T/FBN
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, Titanium Nitride, Gold S3FG21T/FTiN
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, 416R Stainless Steel, Stainless S3FG21T/FSS
1 of 3 images
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, 416R Stainless Steel, Stainless S3FG21T/FSS
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted Black Nitride, Black, S3FG21T/FBN
2 of 3 images
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted Black Nitride, Black, S3FG21T/FBN
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, Titanium Nitride, Gold S3FG21T/FTiN
3 of 3 images
S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/ Fluted, Titanium Nitride, Gold S3FG21T/FTiN

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Questions & Answers
Will these fit a gen 5 Glock 19? Expert Answer

There are currently no Glock 19 barrels on this page. However S3F lists their Glock 19 barrels as compatible with Gen 1 - 5 Glock 19, including 19X as the locking block has not changed through the various generations.

by Jonathan D., Gear Expert, May 22, 2018
View All Q&A You Have a Question? Ask!
Color:
Stainless
Finish:
416R Stainless Steel
Barrel Length:
1.26 in
Barrel Twist Rate:
1-10
Caliber:
9mm Luger
Gun Make:
Glock
Gun Model:
Glock 21
Additional Features:
Threaded/ Fluted
Firearms Threads Per Inch:
1/2x28

Code: 2D2-PTB-G21DIMGBTF-S3FG21T-FSS

MPN: S3FG21T/FSS

UPC: 685248746486

Product No Longer Available

Product Info for S3F Solutions Glock 21 Drop In Match Grade Barrel, Threaded/Fluted

At S3FSolutions, we always say Accuracy Matters, and we mean it. Our mission, simply stated, is to bring barrels to our customers, that are higher quality, more consistent, and cost a fraction of the price.image

We accomplish this by putting every barrel through a rigorous quality control process; to ensure each barrel is as close to mathematically symmetrical as possible, and meets SAAMI (Sporting Arms and Ammunition Manufacturers Institute) specifications.These fully supported chambers are specd for shooting either factory or reloaded ammunition, and are ready to be dropped into your gun and run! We are confident you will be satisfied with your new S3F barrel, because thousands of shooters, from Pro to recreational already are!

Package Contents:

  • S3F Solutions Glock 21 Drop In Match Grade Barrel, Threaded/Fluted

Ammunition

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$45.99
Best Rated
Galco Horizontal Mag Carrier For Shoulder System
Galco Horizontal Mag Carrier For Shoulder System
(6)
As Low As (Save Up to 13%)
$117.99
See all 6 models
Elite Tactical Systems Glock 21/30/41, .45 ACP 18 Round Pistol Magazine, Carbon Smoke, SMK-GLK-21-18-18RD
Elite Tactical Systems Glock 21/30/41, .45 ACP 18 Round Pistol Magazine, Carbon Smoke, SMK-GLK-21-18-18RD
(1)
List: $16.00
$15.99
ProMag Pistol Magazine, Glock 21/30, .45 ACP, 40 Round, Black, 1 Pack, DuPont Zytel Polymer, DRMA37-40RD
ProMag Pistol Magazine, Glock 21/30, .45 ACP, 40 Round, Black, 1 Pack, DuPont Zytel Polymer, DRMA37-40RD
(3)
List: $124.99 (Save 20%)
$99.99
Aker Leather Model 616 Dual Magazine Carrier, .45cal, Double Stack, Tan, A616-TP-4
Aker Leather Model 616 Dual Magazine Carrier, .45cal, Double Stack, Tan, A616-TP-4
(1)
List: $65.97 (Save 12%)
$57.99
Glock Magazine Floor Plate
Glock Magazine Floor Plate
As Low As (Save Up to 29%)
$3.39
See all 3 models
Pachmayr Grip Extender For Glock 29/30, Glock 20/21 Mags, 03853
Pachmayr Grip Extender For Glock 29/30, Glock 20/21 Mags, 03853
(2)
List: $14.50
$14.49
GLOCK OEM Magazine Catch , Reversible, G21, Generation 4, Packaged 50963
GLOCK OEM Magazine Catch , Reversible, G21, Generation 4, Packaged 50963
$7.00
TUFF Products TUFF 10 Inline Mag Pouch, Double Stack , Black, 7010-NY-2
TUFF Products TUFF 10 Inline Mag Pouch, Double Stack , Black, 7010-NY-2
(1)
List: $53.98 (Save $1.99)
$51.99
Next

Gun Sights

1–24 / 24
Previous
Blazin' Deal
Crimson Trace Laserguard Pro for Glock Full-Size and Compact
Crimson Trace Laserguard Pro for Glock Full-Size and Compact
(6)
As Low As (Save Up to 28%)
$228.76
See all 3 models
Blazin' Deal
LaserMax For Glock 20, 21 FG/R, 20SF, 21SF, Green LMS-1151G
LaserMax For Glock 20, 21 FG/R, 20SF, 21SF, Green LMS-1151G
(103)
List: $426.98 (Save 36%)
$274.68
Best Rated
Nitecore NPL25 GL 900 Lumens LED Weapon Light w/Green Laser Sight
Nitecore NPL25 GL 900 Lumens LED Weapon Light w/Green Laser Sight
(8)
$119.95
See all 1 models
Best Rated
AmeriGlo Tall Serrated Height Set .350 Front, .429 Rear, Black, 2XL, GL-470
AmeriGlo Tall Serrated Height Set .350 Front, .429 Rear, Black, 2XL, GL-470
(5)
List: $62.00 (Save $5.01)
$56.99
Tag Precision Glock TSH OR 10MM/.45 ACP Pistol Sights Fiber Optic, 20, 21, 25, 29, 30, 31, 32, 37, 40, 41, Black, 003BE004PN
Tag Precision Glock TSH OR 10MM/.45 ACP Pistol Sights Fiber Optic, 20, 21, 25, 29, 30, 31, 32, 37, 40, 41, Black, 003BE004PN
(3)
List: $59.15 (Save $4.73)
$54.42
TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41, Green Rear/Green With Focus Lock Front, Suppressor Height, TG-TG13GL5A
TruGlo Brite-Site TFX Sights For Glock 20/21/25/28/29/30/31/32/37/40/41, Green Rear/Green With Focus Lock Front, Suppressor Height, TG-TG13GL5A
(2)
List: $159.99 (Save 19%)
$129.99
Hawk Gazer FLG-9T LED Flashlight/Green Laser Combos
Hawk Gazer FLG-9T LED Flashlight/Green Laser Combos
(21)
List: $99.99 (Save 17%)
$82.99
See all 1 models
Best Rated
Hawk Gazer LG-8 Green Laser Sight, Black, Compact, LG-HG-LG-8
Hawk Gazer LG-8 Green Laser Sight, Black, Compact, LG-HG-LG-8
(51)
List: $39.99 (Save 20%)
$31.99
Best Rated
Trijicon HD XR Night Sight Set
Trijicon HD XR Night Sight Set
(183)
As Low As (Save Up to 24%)
$145.99
See all 17 models
Hilight Peak Performance Purple/Blue Laser Sight
Hilight Peak Performance Purple/Blue Laser Sight
As Low As (Save Up to 17%)
$68.00
See all 3 models
C&H Precision Weapons Glock/Walther PDP RMR/Holosun Back Up Iron Sight, Optics Ready/Direct Milled Slides, BUIS-GL-RH-285TF-285BR
C&H Precision Weapons Glock/Walther PDP RMR/Holosun Back Up Iron Sight, Optics Ready/Direct Milled Slides, BUIS-GL-RH-285TF-285BR
List: $143.99 (Save 36%)
$91.99
Blazin' Deal
LPA SPR Adjustable Sight Set
LPA SPR Adjustable Sight Set
(5)
As Low As (Save Up to 31%)
$72.49
See all 44 models
Best Rated
TruGlo Brite-Site Fiber Optic Hand Gun Sight, Red Front & Green Rear, Glock 20/21/29/30/31/32/37, TG-TG131G2
TruGlo Brite-Site Fiber Optic Hand Gun Sight, Red Front & Green Rear, Glock 20/21/29/30/31/32/37, TG-TG131G2
(51)
List: $69.99 (Save $5.20)
$64.79
AmeriGlo Ghost Ring Tritium Night Sights, Glock 20,21,29, 30, 31, 32, 36, 40, 41, Front Green, Rear Black w/Orange Outline , GL-225
AmeriGlo Ghost Ring Tritium Night Sights, Glock 20,21,29, 30, 31, 32, 36, 40, 41, Front Green, Rear Black w/Orange Outline , GL-225
(3)
List: $113.00 (Save 20%)
$89.99
Hilight Peak Performance Purple/Cyan Laser Sight
Hilight Peak Performance Purple/Cyan Laser Sight
(1)
As Low As (Save Up to 16%)
$75.00
See all 3 models
Clearance
XS Sight Systems DXT2 Big Dot Night Sight - Glock
XS Sight Systems DXT2 Big Dot Night Sight - Glock
(21)
As Low As (Save Up to 52%)
$97.99
See all 6 models
Blazin' Deal
Night Fision Perfect Dot Night Sight Set, Square Rear, Glock
Night Fision Perfect Dot Night Sight Set, Square Rear, Glock
(19)
As Low As (Save Up to 24%)
$81.99
See all 14 models
Hawk Gazer LG-XT Green Laser Sight, Subcompact, Black, HG-LG-XT
Hawk Gazer LG-XT Green Laser Sight, Subcompact, Black, HG-LG-XT
(8)
List: $76.50 (Save 19%)
$61.99
Best Rated
Ameriglo DEFOOR Tactical Sets for Glock 20,21,29,30,31,32,36,40,41, Serrated Front Flat Rear, GT-505
Ameriglo DEFOOR Tactical Sets for Glock 20,21,29,30,31,32,36,40,41, Serrated Front Flat Rear, GT-505
(7)
List: $47.00 (Save $3.01)
$43.99
Best Rated
TruGlo Tritium/Fiber Optic Night Sight Set, Green Front/Rear - For Glock 20/21 and Similar, TG-TG131GT2
TruGlo Tritium/Fiber Optic Night Sight Set, Green Front/Rear - For Glock 20/21 and Similar, TG-TG131GT2
(67)
List: $119.99 (Save 19%)
$96.99
Final Sale
Kensight Glock Large Frame Adjustable Square Blade Rear Pistol Sight
Kensight Glock Large Frame Adjustable Square Blade Rear Pistol Sight
As Low As (Save Up to 17%)
$79.99
See all 2 models
Meprolight Micro Red Dot Sight Kit with Quick Detach Adaptor and Backup Day/Night Sights 1x22.5mm, Glock, Black, ML88070500
Meprolight Micro Red Dot Sight Kit with Quick Detach Adaptor and Backup Day/Night Sights 1x22.5mm, Glock, Black, ML88070500
(5)
List: $389.99 (Save $10.00)
$379.99
HiViz Glock Interchangeable Litepipe Front Sight
HiViz Glock Interchangeable Litepipe Front Sight
(1)
List: $50.70
$49.99
See all 1 models
LPA SPR Adjustable Black Rear Red Fiber Optic Front Sight Set For Glock, Black, SPR36GL7F
LPA SPR Adjustable Black Rear Red Fiber Optic Front Sight Set For Glock, Black, SPR36GL7F
(3)
List: $129.99 (Save $12.00)
$117.99
Next

Ammo Boxes

1–12 / 12
Previous
Best Rated
MTM 9mm Ammo Can 1000 Round w/ 10 each P-100-9s, Dark Earth ACC9
MTM 9mm Ammo Can 1000 Round w/ 10 each P-100-9s, Dark Earth ACC9
(14)
List: $67.66 (Save 21%)
$53.49
MTM Limited Edition 1776 5-can Ammo Crate Mini
MTM Limited Edition 1776 5-can Ammo Crate Mini
(1)
As Low As (Save Up to $3.50)
$55.19
See all 2 models
Best Rated
Frankford Arsenal Reloading Tools Hinge-Top Ammo Box
Frankford Arsenal Reloading Tools Hinge-Top Ammo Box
(11)
As Low As (Save Up to 54%)
$4.49
See all 15 models
MTM 100 Round 9MM/380 Green Pistol Ammo Box, P100910
MTM 100 Round 9MM/380 Green Pistol Ammo Box, P100910
(3)
List: $5.62
$5.49
MTM Cast Bullet Boxes - Sold In 2-Pack CAST-1-16
MTM Cast Bullet Boxes - Sold In 2-Pack CAST-1-16
(2)
List: $5.64
$5.49
MTM P50SS9M24 Side-Slide Ammo Box Pistol 9mm, 30 Luger, 32 S&W, 380 ACP, 9mm Makarov, P50SS9M24
MTM P50SS9M24 Side-Slide Ammo Box Pistol 9mm, 30 Luger, 32 S&W, 380 ACP, 9mm Makarov, P50SS9M24
List: $3.82
$3.79
Best Rated
MTM Fliptop Box .380/9mm Luger, Clear Green/Black, P-100-9-16T
MTM Fliptop Box .380/9mm Luger, Clear Green/Black, P-100-9-16T
(10)
List: $5.62
$5.49
MTM 50 Round 9MM/380 Pistol Ammo Box, P50929
MTM 50 Round 9MM/380 Pistol Ammo Box, P50929
(3)
List: $3.53
$3.49
MTM Ammo Box 9mm Luger/.380acp /9x18 200-rounds, Green, P200910
MTM Ammo Box 9mm Luger/.380acp /9x18 200-rounds, Green, P200910
List: $13.75 (Save 29%)
$9.72
Best Rated
MTM 100 Round 9mm/380 Pistol Ammo Box
MTM 100 Round 9mm/380 Pistol Ammo Box
(18)
List: $5.62
$5.49
See all 2 models
Best Rated
MTM 50 Round 9MM-380 Blue Pistol Ammo Box, P509M24
MTM 50 Round 9MM-380 Blue Pistol Ammo Box, P509M24
(14)
List: $3.53
$3.49
Best Rated
MTM P50 Fliptop Box Handgun .380-9mm, Clear Green, P50-9M-16
MTM P50 Fliptop Box Handgun .380-9mm, Clear Green, P50-9M-16
(7)
List: $3.53
$3.49
Next

Gun Slides and Accessories

1–8 / 8
Previous
Best Rated
TangoDown Vickers Tactical Slide Stop for Glock 17/17L/18/19/21/21sf/22/23/24/26/27/29/30/31/32/34/35/41, Black, TDVTSS-001
TangoDown Vickers Tactical Slide Stop for Glock 17/17L/18/19/21/21sf/22/23/24/26/27/29/30/31/32/34/35/41, Black, TDVTSS-001
(20)
List: $42.10 (Save 29%)
$29.99
Best Rated
Tyrant CNC Glock Slide Cover Plate
Tyrant CNC Glock Slide Cover Plate
(15)
As Low As (Save Up to 44%)
$19.99
See all 9 models
Best Rated
Strike Industries PolyFlex Glock Slide Plate, Glock Gen 1-5, Black, One Size, SI-POLYFLEX-GSP
Strike Industries PolyFlex Glock Slide Plate, Glock Gen 1-5, Black, One Size, SI-POLYFLEX-GSP
(5)
List: $14.00 (Save 43%)
$7.99
Strike Industries Glock Slide Cover Plate
Strike Industries Glock Slide Cover Plate
(12)
As Low As (Save Up to 31%)
$19.99
See all 6 models
ZEV Technologies Glock Gen 4 Reducing Ring Coating, Black, RDC-4G-SS-DLC
ZEV Technologies Glock Gen 4 Reducing Ring Coating, Black, RDC-4G-SS-DLC
List: $17.00
$16.66
Glock G21 Ambidextrous Slide Stop Lever w/ Spring, Black, GLSP05423
Glock G21 Ambidextrous Slide Stop Lever w/ Spring, Black, GLSP05423
$11.00
Lone Wolf Arms Glock .45 ACP Slide Completion Kit, LWD-SLIDEKIT-45
Lone Wolf Arms Glock .45 ACP Slide Completion Kit, LWD-SLIDEKIT-45
(20)
List: $74.95 (Save $7.00)
$67.95
Glock G21 & G30 w/ Loaded Chamber Indicator, Black, GLSP01902
Glock G21 & G30 w/ Loaded Chamber Indicator, Black, GLSP01902
$35.99
Next

Holsters

1–30 / 30
Previous
Free 2 Day Shipping
Galco Miami Classic II Premium Steerhide Shoulder System Holster
Galco Miami Classic II Premium Steerhide Shoulder System Holster
(44)
As Low As (Save Up to 43%)
$203.99
See all 41 models
Blazin' Deal
FAB Defense Scorpus M1 Level II Retention OWB Belt/Paddle Holster
FAB Defense Scorpus M1 Level II Retention OWB Belt/Paddle Holster
(3)
As Low As (Save Up to 85%)
$7.49
See all 6 models
Best Rated
Galco Miami Classic Shoulder Handgun System Leather Holster, Glock 20/Glock 37/Glock 29/Glock 30/Glock 21/Glock 41/Glock 21SF, Right Hand, Plain, Tan, MC228
Galco Miami Classic Shoulder Handgun System Leather Holster, Glock 20/Glock 37/Glock 29/Glock 30/Glock 21/Glock 41/Glock 21SF, Right Hand, Plain, Tan, MC228
(74)
List: $359.00 (Save 42%)
$206.89
Bianchi Model 7378 Safariland 7TS ALS Concealment Paddle Holster, Glock 20/Glock 21, Right Hand, Plain Black, Black, 7378-383-411
Bianchi Model 7378 Safariland 7TS ALS Concealment Paddle Holster, Glock 20/Glock 21, Right Hand, Plain Black, Black, 7378-383-411
$97.00
Safariland 7304 7TS ALS/SLS Level III Retention Tactical Holsters
Safariland 7304 7TS ALS/SLS Level III Retention Tactical Holsters
As Low As (Save 20%)
$166.80
See all 63 models
On Sale
Elite Survival Systems Inside Pants Holster Quilted Ballistic Nylon IWB Holster, Full Size For Glock, Sig & Similar, Ambidextrous, Black, BCH-5
Elite Survival Systems Inside Pants Holster Quilted Ballistic Nylon IWB Holster, Full Size For Glock, Sig & Similar, Ambidextrous, Black, BCH-5
(23)
List: $34.95 (Save 31%)
$23.99
10% Coupon
Hoftac OMNICARRY Multi-Fit Kydex IWB Holster
Hoftac OMNICARRY Multi-Fit Kydex IWB Holster
(10)
List: $69.99 (Save 14%)
$59.99
See all 6 models
Galco Underwraps Belly Band 2.0 IWB Holster
Galco Underwraps Belly Band 2.0 IWB Holster
(2)
As Low As (Save Up to 29%)
$65.89
See all 8 models
Best Rated
BlackHawk Sportster SERPA CMG Paddle Holster
BlackHawk Sportster SERPA CMG Paddle Holster
(176)
As Low As (Save Up to 30%)
$27.99
See all 18 models
Best Rated
Elite Survival Systems MOLLE Pistol Light Nylon Off Body Holster
Elite Survival Systems MOLLE Pistol Light Nylon Off Body Holster
(11)
As Low As (Save Up to 27%)
$50.99
See all 8 models
40% Bonus Bucks
Condor Outdoor Ambidextrous Holster
Condor Outdoor Ambidextrous Holster
(1)
As Low As (Save Up to 24%)
$23.99
See all 7 models
Free 2 Day Shipping
Galco VHS 4.0 Autos Premium Leather Steerhide Shoulder Holster
Galco VHS 4.0 Autos Premium Leather Steerhide Shoulder Holster
(11)
As Low As (Save Up to 46%)
$203.99
See all 32 models
Blazin' Deal
FAB Defense Scorpus MX OWB Belt/Paddle Holster w/Level 2 Retention
FAB Defense Scorpus MX OWB Belt/Paddle Holster w/Level 2 Retention
(1)
As Low As (Save Up to 84%)
$8.49
See all 2 models
Galco Underwraps Belly Holster, Ambidextrous, Leather/Nylon, Handgun, Black, Extra Large, UWERBKXL
Galco Underwraps Belly Holster, Ambidextrous, Leather/Nylon, Handgun, Black, Extra Large, UWERBKXL
List: $106.00 (Save 57%)
$45.99
Final Sale
Elite Survival Systems Tactical Thigh Holster
Elite Survival Systems Tactical Thigh Holster
(4)
As Low As (Save Up to 32%)
$53.99
See all 10 models
Texas 1836 The Weightless - 4 In 1 Thumb Release IWB Holster
Texas 1836 The Weightless - 4 In 1 Thumb Release IWB Holster
As Low As (Save Up to 10%)
$35.09
See all 10 models
Maxtor Tactical Glock Kydex OWB Paddle Holster
Maxtor Tactical Glock Kydex OWB Paddle Holster
As Low As (Save Up to 10%)
$37.49
See all 12 models
Best Rated
Bianchi 7 Shadow II Holster
Bianchi 7 Shadow II Holster
(134)
As Low As (Save Up to 12%)
$69.99
See all 85 models
BlackHawk T-series L3D Light-bearing Duty Holster, Glock 20/21/37/38 & S&W M&P W/O Safety, Plain, Right Hand, 44N613BKR
BlackHawk T-series L3D Light-bearing Duty Holster, Glock 20/21/37/38 & S&W M&P W/O Safety, Plain, Right Hand, 44N613BKR
(2)
$264.99
Best Rated
Elite Survival Systems Elastic/Nylon Ankle Holsters
Elite Survival Systems Elastic/Nylon Ankle Holsters
(10)
As Low As (Save Up to 23%)
$36.99
See all 12 models
Best Rated
BlackHawk SERPA Level 2 Tactical Holsters, Smith & Wesson M&P 9/Smith & Wesson M&P 40/Glock 20/Glock 37/Glock 38/Glock 21/Smith & Wesson M&P 45/Glock 21SF, Right Hand, Matte, Black, 430513BK-R
BlackHawk SERPA Level 2 Tactical Holsters, Smith & Wesson M&P 9/Smith & Wesson M&P 40/Glock 20/Glock 37/Glock 38/Glock 21/Smith & Wesson M&P 45/Glock 21SF, Right Hand, Matte, Black, 430513BK-R
(99)
List: $159.95 (Save $13.96)
$145.99
Comp-Tac Basket Weave International Owb Kydex Holster, Glock 20/Glock 21, Right Hand, Basketweave, Black Weave, C846GL054R00N
Comp-Tac Basket Weave International Owb Kydex Holster, Glock 20/Glock 21, Right Hand, Basketweave, Black Weave, C846GL054R00N
(1)
$85.99
Comp-Tac MTAC Spare Body Holster Part, Glock - 20/21 Rail, Right Hand, Black, C358GL054R00N
Comp-Tac MTAC Spare Body Holster Part, Glock - 20/21 Rail, Right Hand, Black, C358GL054R00N
List: $31.99 (Save $1.99)
$30.00
Best Rated
Comp-Tac International Outside The Waistband Holster, Glock 20/Glock 21/Glock 21SF, Left Hand, Black Kydex, C241GL054LBKN
Comp-Tac International Outside The Waistband Holster, Glock 20/Glock 21/Glock 21SF, Left Hand, Black Kydex, C241GL054LBKN
(5)
$75.99
Comp-Tac Blue Duty Holster Series - Optics Uncovered, Glock 20/21/SF + TLR-1/HL, Right Hand, Black, C865GL238RBKN
Comp-Tac Blue Duty Holster Series - Optics Uncovered, Glock 20/21/SF + TLR-1/HL, Right Hand, Black, C865GL238RBKN
(4)
List: $148.00 (Save 15%)
$125.80
Amend2 Techna Carry Minimalist IWB Holster, Glock Double Stack, Black, TCGLOCK
Amend2 Techna Carry Minimalist IWB Holster, Glock Double Stack, Black, TCGLOCK
List: $34.99 (Save 14%)
$29.99
BlackHawk T-series L2D Glock 21 TLR 1/2 Glock 20/21/37/38 and S&W M&P w/o Safety, Right Hand, Plain, 44N213BKR
BlackHawk T-series L2D Glock 21 TLR 1/2 Glock 20/21/37/38 and S&W M&P w/o Safety, Right Hand, Plain, 44N213BKR
(3)
$236.99
Safariland Model 6004 SLS Drop-Leg Glock Holster, Glock 20/Glock 21, Right Hand, STX, Foliage Green, 6004-383-541-MS8
Safariland Model 6004 SLS Drop-Leg Glock Holster, Glock 20/Glock 21, Right Hand, STX, Foliage Green, 6004-383-541-MS8
List: $201.00 (Save 20%)
$160.80
Bulldog Cases & Vaults Rapid Release Polymer Holster, Glock 21, Right Hand, Black, Black, RR-G21
Bulldog Cases & Vaults Rapid Release Polymer Holster, Glock 21, Right Hand, Black, Black, RR-G21
List: $49.89 (Save $3.90)
$45.99
Bianchi 7303 AccuMold Single Mag/Knife Pouch - Black, Velcro - For Glock 20/21 - 17429
Bianchi 7303 AccuMold Single Mag/Knife Pouch - Black, Velcro - For Glock 20/21 - 17429
(2)
List: $38.25 (Save 20%)
$30.60
Next

S3F Solutions Glock 21 Drop In Match Grade Barrel Accessories

1–11 / 11
Previous
Best Rated
MGW Armory Sight Tool
MGW Armory Sight Tool
(7)
As Low As (Save Up to 16%)
$42.99
See all 6 models
Best Rated
SureFire Remote Grip Switch For All For Glock Except Compact, NSN 5930-01-640-9794, DG-11
SureFire Remote Grip Switch For All For Glock Except Compact, NSN 5930-01-640-9794, DG-11
(18)
List: $145.00
Add to Cart for Your
Special Price
Best Rated
MGW Armory Sight Tool Shoe Plate For All Glocks Except 42/43 w/RangeMaster Universal Tool SP800, Black, MGWSP102
MGW Armory Sight Tool Shoe Plate For All Glocks Except 42/43 w/RangeMaster Universal Tool SP800, Black, MGWSP102
(12)
$20.99
Blueguns Training Gun - Fits Glock 21 Gen 4
Blueguns Training Gun - Fits Glock 21 Gen 4
As Low As (Save Up to 26%)
$47.89
See all 5 models
SIG SAUER Romeo1 Red Dot Mounting Kit, Glock, black, small, SOR1MK001
SIG SAUER Romeo1 Red Dot Mounting Kit, Glock, black, small, SOR1MK001
(17)
List: $89.99 (Save 23%)
$68.99
Hawk Gazer FLG-7 LED Flashlight/Green Laser Combo, Black, Low Profile, LG-HG-FLG-7
Hawk Gazer FLG-7 LED Flashlight/Green Laser Combo, Black, Low Profile, LG-HG-FLG-7
(10)
List: $119.99 (Save 17%)
$100.00
Hawk Gazer PF-9T Pistol LED Flashlight, Black, Low Profile, LG-HG-PF-9T
Hawk Gazer PF-9T Pistol LED Flashlight, Black, Low Profile, LG-HG-PF-9T
(2)
List: $55.99 (Save 23%)
$42.99
TALON Grips Inc Evolution Glock 17/17 MOS/19X/20/20SF/21/21SF/22/24/31/34/34 MOS/35/37/40/41/45 Rubber Adhesive Pistol Grip, Black, EV01-PRO
TALON Grips Inc Evolution Glock 17/17 MOS/19X/20/20SF/21/21SF/22/24/31/34/34 MOS/35/37/40/41/45 Rubber Adhesive Pistol Grip, Black, EV01-PRO
List: $29.99 (Save 17%)
$24.95
Blueguns Training Magazine, Glock 21, Blue, FSG21M
Blueguns Training Magazine, Glock 21, Blue, FSG21M
(1)
List: $33.99 (Save 15%)
$28.99
ERGO Grip Armorers Block, Large Frame Glocks w/Base, Black, 5004
ERGO Grip Armorers Block, Large Frame Glocks w/Base, Black, 5004
List: $40.59 (Save 32%)
$27.49
Glock Sight Tool, Black, GLST05161
Glock Sight Tool, Black, GLST05161
(1)
List: $240.00 (Save 18%)
$195.99
Next

Gun Triggers

1–11 / 11
Previous
Ghost Inc. Ranger Pistol Trigger Connector Glocks Gen 1-5, 4.5lb, GHO-2105F
Ghost Inc. Ranger Pistol Trigger Connector Glocks Gen 1-5, 4.5lb, GHO-2105F
List: $19.95
$19.89
Best Rated
Timney Triggers Alpha Competition Pistol Trigger
Timney Triggers Alpha Competition Pistol Trigger
(235)
As Low As (Save Up to 37%)
$119.99
See all 18 models
Blazin' Deal
Overwatch Precision OEM PolyDAT Pistol Trigger for Glock
Overwatch Precision OEM PolyDAT Pistol Trigger for Glock
(109)
As Low As (Save Up to 15%)
$53.99
See all 48 models
Best Rated
Overwatch Precision OEM TAC .45 ACP, 10mm Auto Pistol Trigger for Glock
Overwatch Precision OEM TAC .45 ACP, 10mm Auto Pistol Trigger for Glock
(11)
As Low As (Save 10%)
$112.50
See all 24 models
Overwatch Precision OEM DAT Gen II Pistol Trigger
Overwatch Precision OEM DAT Gen II Pistol Trigger
(2)
As Low As (Save Up to 10%)
$80.99
See all 40 models
Best Rated
Timney Triggers Alpha Glock Competition Trigger, Large Frame
Timney Triggers Alpha Glock Competition Trigger, Large Frame
(51)
As Low As (Save Up to 27%)
$146.49
See all 5 models
Overwatch Precision OEM Falx .45 ACP/10mm Pistol Trigger
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As Low As (Save 10%)
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Timney Triggers Alpha Competition Glock Gen 5 Large Frame Pistol Trigger
Timney Triggers Alpha Competition Glock Gen 5 Large Frame Pistol Trigger
As Low As (Save Up to $11.82)
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Glock Trigger w/ Trigger Bar for G20 & 21, GLSP04417
Glock Trigger w/ Trigger Bar for G20 & 21, GLSP04417
$31.99
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Overwatch Precision OEM FALX .45/10mm Drop In Pistol Trigger Kit for Glock
Overwatch Precision OEM FALX .45/10mm Drop In Pistol Trigger Kit for Glock
As Low As (Save 10%)
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Overwatch Precision OEM TAC .45 ACP, 10mm Auto Pistol Trigger Drop In Kit for Glock
Overwatch Precision OEM TAC .45 ACP, 10mm Auto Pistol Trigger Drop In Kit for Glock
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Gun Barrels

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10% Coupon
Lone Wolf Arms AlphaWolf Glock 21 .45 ACP Non-Threaded Pistol Barrel, .578x28
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(14)
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$119.95
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Blazin' Deal
TRYBE Defense Glock 21 Match Grade Non-Threaded Pistol Barrel
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(18)
List: $184.99 (Save 75%)
$45.86
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Glock OEM Glock 21 Threaded Barrel, 45 ACP, M16X1LH Thread Pitch, GLSP39895
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List: $372.00 (Save 40%)
$224.99
Meta Tactical Gen 3-4/ SF Glock 21 Barrel
Meta Tactical Gen 3-4/ SF Glock 21 Barrel
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SilencerCo Threaded Barrel, Glock 21, .45 ACP, 5.2 in, .578x28, Black, AC863
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(100)
List: $169.00 (Save 15%)
$143.65
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.45 ACP Ammo

1–8 / 8
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Best Rated
PMC Bronze .45 Auto 230 Grain Full Metal Jacket Brass Casing Centerfire Pistol Ammunition
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(18)
As Low As (Save Up to 11%)
$26.49
$0.53 - $0.57/Round
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Freedom Munitions .45 ACP 200 Grain Round Nose Brass Pistol Ammunition
Freedom Munitions .45 ACP 200 Grain Round Nose Brass Pistol Ammunition
(4)
As Low As (Save Up to 19%)
$20.99
$0.41 - $0.45/Round
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Remington UMC .45 ACP 230 Grain Jacketed Hollow Point Pistol Ammunition
Remington UMC .45 ACP 230 Grain Jacketed Hollow Point Pistol Ammunition
As Low As (Save Up to 25%)
$34.49
$0.69 - $0.96/Round
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Super Vel Ammunition 45 ACP 230 grain Full Metal Jacket Brass Cased Pistol Ammunition
Super Vel Ammunition 45 ACP 230 grain Full Metal Jacket Brass Cased Pistol Ammunition
(2)
As Low As (Save Up to 30%)
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$0.56 - $0.67/Round
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Freedom Munitions .45 ACP 230 Grain Hollow Point Brass Pistol Ammunition
Freedom Munitions .45 ACP 230 Grain Hollow Point Brass Pistol Ammunition
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Nosler ASP 185 Grain .45 ACP Jacketed Hollow Point Brass Cased Cased Pistol Ammunition
Nosler ASP 185 Grain .45 ACP Jacketed Hollow Point Brass Cased Cased Pistol Ammunition
(3)
As Low As (Save Up to 20%)
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$0.80 - $0.92/Round
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BarnauL Polycoated Steel Case Rifle Ammo .45 ACP 230 gr FMJ 935 fps 500/ct Case, BRN 45AUTO FMJ230C
BarnauL Polycoated Steel Case Rifle Ammo .45 ACP 230 gr FMJ 935 fps 500/ct Case, BRN 45AUTO FMJ230C
List: $341.49 (Save 19%)
$275.49
$0.55/Round
Freedom Munitions .45 ACP 230 Grain Round Nose Brass Pistol Ammunition
Freedom Munitions .45 ACP 230 Grain Round Nose Brass Pistol Ammunition
(3)
As Low As (Save Up to 12%)
$23.99
$0.47 - $0.48/Round
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S3F Solutions Glock 21 Drop In Match Grade Barrel, Threaded/Fluted Unavailable & Discontinued Models

List of Unorderable Models

  • S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted, 416R Stainless Steel, Stainless, S3FG21T/FSS , MPN: S3FG21T/FSS , UPC: 685248746486 , Code: 2D2-PTB-G21DIMGBTF-S3FG21T-FSS
  • S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted Black Nitride, Black, S3FG21T/FBN , MPN: S3FG21T/FBN , UPC: 685248746479 , Code: 2D2-PTB-G21DIMGBTF-S3FG21T-FBN
  • S3F Solutions Glock 21 Drop In Match Grade Barrel Threaded/Fluted, Titanium Nitride, Gold, S3FG21T/FTiN , MPN: S3FG21T/FTiN , UPC: 685248746493 , Code: 2D2-PTB-G21DIMGBTF-S3FG21T-FTIN
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Last updated 2026-10-03 UTC.