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F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO1
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO1
1 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO1
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
2 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
3 of 12 images
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
4 of 12 images
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
5 of 12 images
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
6 of 12 images
EDEMO F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
7 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
8 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
9 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
10 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
11 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item
12 of 12 images
USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item

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Questions & Answers
Customer Reviews
Helpful Negative Review
Poor quality control by De, April 21, 2023
I expected more from a company within the USA and thrives on making parts for us very few 2A lovers. This product had missing parts. The follower was missing in both packages, and hardware was missing in one. I got one of the extensions on a mag but ...
Read More...
2/3 found this helpful
Most Recent Reviews
Ruger 57 look beautiful by Maiki Ruger57, July 12, 2022
Metal strong perfect I love it look super good with my gun. Definitely I order another one and took 6 more bullets I loved thanks my gun looks beautiful handle super better fill super safe and strong
0/1 found this helpful
Most Recent Reviews
Mag extension by Rogo, November 15, 2023
Wish the 10's were in stock the 5's.were better than stock capacity also..quality was nice, fast, great service..
0/1 found this helpful
Most Recent Reviews
Satisfied!!! by Black Hawk, Verified Owner, January 28, 2024
Great buy! Easy to install and looks awesome on my G45!!!
0/1 found this helpful
Most Recent Reviews
works good for range use by ace, February 17, 2024
Works good for range use . Looks really good on the gun . No ftf and any other malfunctions . My gripe is were the two metals meet. I installed and immediately noticed theres alot of back and forth play because its held in place back piece with a tin...
Read More...
0/1 found this helpful
Read All 5 Reviews
Color:
Black
Fabric/Material:
6061-T6 Aluminum
Magazine Capacity:
5 Round
Caliber:
5.7x28mm
Gun Make:
Ruger
Gun Model:
Ruger-57
Included Accessories:
Standard
Condition:
Used
Condition Quality:
Fair
Condition Details:
Installed/Mounted

Code: 4N3-PME-2-F5-R57P5SEM-BLK-5RD-EDEMO-IN-D

MPN: F5-R57P5SEM-BLK-EDEMO4

Product No Longer Available

Product Info for F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention

F5 MFG is proud to introduce this +5 rounds magazine extension for your semi-auto handgun Ruger 57. This magazine extension is made in accordance with the exact features of the Ruger 57 pistol mag. This means it fits perfectly well with your authentic Ruger 57 magazine without leaving any gaps for errors. This easy and fun to use mag extension brings the capacity of your Ruger 57 to 25+1 rounds of 5.728.image

Package Contents:

  • F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention
  • Magazine Extension Block And Hardware
  • Updated Magazine Follower
  • Extended Magazine Spring

Magazine and Accessories

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Previous
ProMag Steel Pistol Magazine, Ruger-57, 5.7x28mm, 20-Round, Black, RUG-A42-20RD
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(1)
List: $39.99 (Save 18%)
$32.89
TANDEMKROSS Wingman Bumper Magazine Extension, Ruger, 5.7, +5 Rounds - 2 Pack, TK34N0441RED1
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Ruger Ruger-5.7 Value Pack 5.7x28mm Pistol Magazine, 2 Pack, 20 Round, Black Oxide, Steel, 90711-20RD
Ruger Ruger-5.7 Value Pack 5.7x28mm Pistol Magazine, 2 Pack, 20 Round, Black Oxide, Steel, 90711-20RD
List: $87.95 (Save 18%)
$71.79
Ruger Magazine 57 5.7x28 10-round
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Ruger Ruger-5.7 5.7x28mm Pistol Magazine, 20 Round, Black Oxide, 1 Pack, Steel, 90700-20RD
Ruger Ruger-5.7 5.7x28mm Pistol Magazine, 20 Round, Black Oxide, 1 Pack, Steel, 90700-20RD
List: $55.95 (Save 14%)
$47.89
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Gun Sights

1–7 / 7
Previous
Viridian Weapon Technologies Essential Green Laser Sights, Ruger 57, Black, 912-0025
Viridian Weapon Technologies Essential Green Laser Sights, Ruger 57, Black, 912-0025
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List: $149.00 (Save 13%)
$129.00
Blazin' Deal
AT3 Tactical ARO Micro 3 MOA Red Dot Reflex Sight with Optional Riser Mount 1x23mm
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Hawk Gazer LG-8 Green Laser Sight, Black, Compact, LG-HG-LG-8
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(49)
List: $39.99 (Save 20%)
$31.99
Best Rated
Hawk Gazer LG-X Green Laser Sight, Subcompact, Black, HG-LG-X
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(10)
List: $73.50 (Save 18%)
$59.99
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
TANDEMKROSS Eagle Eye Rear Sight Set, Ruger, 5.7, TK34N0435BLK1
TANDEMKROSS Eagle Eye Rear Sight Set, Ruger, 5.7, TK34N0435BLK1
(1)
List: $45.49 (Save 12%)
$39.99
Viridian Weapon Technologies E Series, Red Laser, Ruger-5.7, Black, 912-0048
Viridian Weapon Technologies E Series, Red Laser, Ruger-5.7, Black, 912-0048
List: $132.00 (Save 25%)
$99.00
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Holsters

1–16 / 16
Previous
DeSantis The Woodsman Leather OWB Holsters, Ruger-57, Left Hand, Lined, Tan, 097TD7QZ0
DeSantis The Woodsman Leather OWB Holsters, Ruger-57, Left Hand, Lined, Tan, 097TD7QZ0
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List: $106.99 (Save 35%)
$69.99
Free 2 Day Shipping
Galco VHS 4.0 Autos Premium Leather Steerhide Shoulder Holster
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Blazin' Deal
Galco Fletch Premium Steerhide OWB Belt Holster
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Fobus 320C ND Polymer OWB Paddle Holster, Sig Sauer P320/P320-M17/P250/IWI Masada/Taurus TH9/Ruger 5.7/Tisas PX9 Gen 3, Right Hand, Black, 320CND
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Maxtor Tactical Kydex OWB Paddle Holster
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We the People Holsters Kydex Ruger 57 IWB Holster
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DeSantis Thumb Break Mini Slide Leather Belt Holster for Ruger
DeSantis Thumb Break Mini Slide Leather Belt Holster for Ruger
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$75.99
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DeSantis DS Paddle Kydex Holsters
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Galco Concealable Belt Holsters, Leather
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BlackHawk Serpa CQC Holster,R Ruger 57, Matte Black, 410558BK-R
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$59.95
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Galco Speed Master 2.0 Leather OWB Belt Holster - Autos, Fn Five-Seven USG, Black, Right, SM2-458B
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List: $114.00 (Save 21%)
$89.99
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DeSantis Speed Scabbard Leather OWB Belt Holster, Ruger-57, Right Hand, Plain, Black, 002BA7QZ0
DeSantis Speed Scabbard Leather OWB Belt Holster, Ruger-57, Right Hand, Plain, Black, 002BA7QZ0
(18)
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$82.79
12% Bonus Bucks
We the People Holsters Kydex Ruger OWB Paddle Holster
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Maxtor Tactical Classic Clip-on Kydex OWB Belt Holster
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$45.99
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Maxtor Tactical Ruger Alloy Competition Kydex OWB Holster
Maxtor Tactical Ruger Alloy Competition Kydex OWB Holster
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$83.29
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Next

F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention Accessories

1–6 / 6
Previous
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EFK Fire Dragon Ruger 57 10X1mm With 1/2-28RH Adaptor Pistol - Barrel - Threaded
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$289.49
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13% Coupon
TANDEMKROSS Victory Trigger
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13% Coupon
TANDEMKROSS Accelerator Thumb Ledge for Pistols
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$59.99
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Best Rated
MGW Armory Armory Sight Tool Shoe Plate for Ruger 57 w/RangeMaster Universal Tool, Black, MGWSP168
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$37.49
Hogue Ruger 5.7 Pistol Grip
Hogue Ruger 5.7 Pistol Grip
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$18.99
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Ruger 57 1/2-28in Threaded Barrel Kit
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$229.99
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Next

Ammunition

1–20 / 20
Previous
Best Rated
Fiocchi Range Dynamics 5.7x28mm 62 Grain FMJ Brass Pistol Ammunition
Fiocchi Range Dynamics 5.7x28mm 62 Grain FMJ Brass Pistol Ammunition
(9)
List: $42.10 (Save 24%)
$31.99
$0.64/Round
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Fiocchi Range Dynamics 5.7x28mm 40 Grain FMJ Brass Pistol Ammunition
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(19)
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$102.49
$0.68/Round
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Fiocchi Hyperformance Defense 5.7x28mm 40grain Tipped Hollow Point THP Brass Pistol Ammunition
Fiocchi Hyperformance Defense 5.7x28mm 40grain Tipped Hollow Point THP Brass Pistol Ammunition
(16)
List: $52.99 (Save 32%)
$35.99
$0.72/Round
14% Coupon
Fiocchi Hyperformance Defense 5.7x28mm 35grain Jacketed Frangible Brass Pistol Ammunition
Fiocchi Hyperformance Defense 5.7x28mm 35grain Jacketed Frangible Brass Pistol Ammunition
(4)
List: $75.99 (Save 29%)
$53.99
$1.08/Round
FN America FN SS198LF 5.7X28 27 Grain LF JHP Pistol Ammunition
FN America FN SS198LF 5.7X28 27 Grain LF JHP Pistol Ammunition
(3)
List: $81.33 (Save 28%)
$58.49
$1.17/Round
FN America GUNR 5.7x28mm 40 Grain Full Metal Jacket Brass Cased Pistol Ammunition
FN America GUNR 5.7x28mm 40 Grain Full Metal Jacket Brass Cased Pistol Ammunition
(1)
List: $34.00
$33.99
$0.68/Round
FN America SS197SR 5.7x28mm 40 Grain Hornandy V-Max Brass Cased Pistol Ammunition
FN America SS197SR 5.7x28mm 40 Grain Hornandy V-Max Brass Cased Pistol Ammunition
List: $369.00 (Save $22.01)
$346.99
$0.69/Round
Newly Added
FN America FN DFNS SS200 Personal Defense Handgun Ammunition 5.7x28mm 30gr JHP 1894 fps 500/ct Case 7EFF1127
FN America FN DFNS SS200 Personal Defense Handgun Ammunition 5.7x28mm 30gr JHP 1894 fps 500/ct Case 7EFF1127
List: $469.00 (Save $24.51)
$444.49
Vanguard Outfitters Blackfang Obsidian Dragon 7x28 34 Grain BFD V57 Brass Cased Rifle Ammunition
Vanguard Outfitters Blackfang Obsidian Dragon 7x28 34 Grain BFD V57 Brass Cased Rifle Ammunition
List: $65.99 (Save 12%)
$57.99
$2.32/Round
Vanguard Outfitters GPM 5.7x28 36 Grain Monumental VO Brass Cased Rifle Ammunition
Vanguard Outfitters GPM 5.7x28 36 Grain Monumental VO Brass Cased Rifle Ammunition
List: $39.75 (Save $3.26)
$36.49
$1.46/Round
Federal Premium Centerfire Handgun Ammunition 5.7x28mm 40 grain Hornady V-Max Brass Cased Centerfire Rifle Ammunition
Federal Premium Centerfire Handgun Ammunition 5.7x28mm 40 grain Hornady V-Max Brass Cased Centerfire Rifle Ammunition
List: $40.99 (Save 11%)
$36.49
$0.73/Round
Vanguard Outfitters Subsonic 5.7x28mm 55 Grain Solid Copper Brass Cased Rifle Ammunition
Vanguard Outfitters Subsonic 5.7x28mm 55 Grain Solid Copper Brass Cased Rifle Ammunition
List: $55.99 (Save 20%)
$44.99
$1.80/Round
Hornady Black 5.7x28mm 40 Grain V-MAX Brass Cased Pistol Ammunition
Hornady Black 5.7x28mm 40 Grain V-MAX Brass Cased Pistol Ammunition
(2)
List: $38.97 (Save 17%)
$32.49
$1.30/Round
Fiocchi Range Dynamics 5.7X28mm 41/40 Grain FMJ/THP Brass Rifle Ammunition
Fiocchi Range Dynamics 5.7X28mm 41/40 Grain FMJ/THP Brass Rifle Ammunition
List: $334.99 (Save 10%)
$299.99
$0.75/Round
Speer Gold Dot 5.7x28mm 40 Grain Hollow Point Centerfire Pistol Ammunition
Speer Gold Dot 5.7x28mm 40 Grain Hollow Point Centerfire Pistol Ammunition
(4)
List: $91.99 (Save 18%)
$74.99
$1.50/Round
Hornady Critical Defense 5.7x28mm 40 Grain FTX Brass Cased Pistol Ammunition
Hornady Critical Defense 5.7x28mm 40 Grain FTX Brass Cased Pistol Ammunition
(2)
List: $42.19 (Save 18%)
$34.49
$1.38/Round
FN America DFNS 5.7x28mm 30 Grain JHP Brass Cased Pistol Ammunition
FN America DFNS 5.7x28mm 30 Grain JHP Brass Cased Pistol Ammunition
List: $46.90 (Save $1.91)
$44.99
$0.90/Round
FN America 5.7x28mm 27 Grain Lead Free Jacketed Hollow Point Brass Case Pistol Ammunition
2 models
FN America 5.7x28mm 27 Grain Lead Free Jacketed Hollow Point Brass Case Pistol Ammunition
As Low As (Save Up to 23%)
$57.49
$1.12 - $1.15/Round
Fiocchi Range Dynamics 5.7X28mm 41/62 Grain FMJ Brass Rifle Ammunition
Fiocchi Range Dynamics 5.7X28mm 41/62 Grain FMJ Brass Rifle Ammunition
List: $352.99 (Save 11%)
$315.49
$0.79/Round
FN America 5.7x28mm 27 Grain JHP Brass Cased Pistol Ammunition
FN America 5.7x28mm 27 Grain JHP Brass Cased Pistol Ammunition
$2,677.99
$1.34/Round
Next

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F5 MFG Ruger 57 5.7x28mm +5 Rounds Magazine Extention Unavailable & Discontinued Models

List of Unorderable Models

  • USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO4, Condition Fair, Installed/Mounted , MPN: F5-R57P5SEM-BLK-EDEMO4 , Code: 4N3-PME-2-F5-R57P5SEM-BLK-5RD-EDEMO-IN-D
  • USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK, EDEMO3, Used, Condition Fair , MPN: F5-R57P5SEM-BLK-EDEMO3 , Code: 4N3-PME-2-F5-R57P5SEM-BLK-5RD-EDEMO3
  • F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, Black, F5-R57P5SEM-BLK , MPN: F5-R57P5SEM-BLK , UPC: 735940470230 , Code: 4N3-PME-2-F5-R57P5SEM-BLK-5RD
  • USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO1, Used, Condition Fair, Missing Item , MPN: F5-R57P5OP-BLK-EDEMO1 , Code: 4N3-PME-2-F5-R57P5OP-BLK-5RD-EDEMO-MI-D
  • USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO2, Used, Condition Fair, Condition Fair, Used , MPN: F5-R57P5OP-BLK-EDEMO2 , Code: 4N3-PME-2-F5-R57P5OP-BLK-5RD-EDEMO-US-D
  • F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK , MPN: F5-R57P5OP-BLK , UPC: 735940471473 , Code: 4N3-PME-2-F5-R57P5OP-BLK-5RD
  • USED F5 MFG Magazine Extention, Ruger 57, 5.7x28mm, +5 Rounds, w/Optics Plate Kit, Black, F5-R57P5OP-BLK, EDEMO3, Used, Condition Fair, Installed/Mounted , MPN: F5-R57P5OP-BLK-EDEMO3 , Code: 4N3-PME-2-F5-R57P5OP-BLK-5RD-EDEMO-IN-D
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Last updated 2026-08-23 UTC.