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CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver CORE13976-1-9TWIST

CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver, Black, CORE13976-1-9TWIST
CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver, Black, CORE13976-1-9TWIST
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CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver, Black, CORE13976-1-9TWIST

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Caliber:
.223 Remington
Finish:
Anodized
Color:
Black

Code: 1TE-URC-RS418-CORE13976-1-9TWIST

MPN: CORE13976-1-9TWIST

UPC: 707137964655

Product No Longer Available

Product Info for CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver

Core Rifle Systems Upper Receiver, 223 Rem, 556NATO, 16" Barrel, 1:9 Twist, M-LOK Handguard, Black Finish 13976image

Package Contents:

  • CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver

Ammunition

1–40 / 40
Previous
Best Rated
PMC Bronze Ammunition, .223 Remington, 55 Grain, Full Metal Jacket, Boat Tail, Brass Case, 20-Rounds, 223A
PMC Bronze Ammunition, .223 Remington, 55 Grain, Full Metal Jacket, Boat Tail, Brass Case, 20-Rounds, 223A
(47)
List: $11.99 (Save $1.00)
$10.99
$0.55/Round
Best Rated
Hornady Frontier .223 Remington 55 Grain Hollow Point Brass Cased Rifle Ammunition
Hornady Frontier .223 Remington 55 Grain Hollow Point Brass Cased Rifle Ammunition
(7)
As Low As (Save Up to 20%)
$14.49
$0.69 - $0.74/Round
See all 4 models
7% Coupon
Hornady Frontier 250th Anniversary Combo .223 Remington 55 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammunition with Hat and Sticker
Hornady Frontier 250th Anniversary Combo .223 Remington 55 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammunition with Hat and Sticker
(13)
As Low As (Save Up to 30%)
$13.49
$0.57 - $0.72/Round
See all 4 models
Best Rated
Hornady BLACK .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80267
Hornady BLACK .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80267
(6)
List: $27.99 (Save 18%)
$22.99
$1.15/Round
14% Coupon
Hornady Black .223 Remington 62 grain Full Metal Jacket (FMJ) Brass Centerfire Rifle Ammunition
Hornady Black .223 Remington 62 grain Full Metal Jacket (FMJ) Brass Centerfire Rifle Ammunition
(10)
As Low As (Save Up to 25%)
$19.99
$1.00/Round
See all 2 models
Freedom Munitions .223 Remington 62 Grain Full Metal Jacket Brass Rifle Ammunition
Freedom Munitions .223 Remington 62 Grain Full Metal Jacket Brass Rifle Ammunition
As Low As (Save Up to 19%)
$29.49
$0.54 - $0.59/Round
See all 3 models
Newly Added
Doubletap Ammunition Colt National Match .223 Remington, 62 grain, Full Metal Jacket, 50 Rounds Pistol Ammo, 223R62FMJCT
Doubletap Ammunition Colt National Match .223 Remington, 62 grain, Full Metal Jacket, 50 Rounds Pistol Ammo, 223R62FMJCT
List: $50.89 (Save $3.40)
$47.49
$0.95/Round
Newly Added
Atomic Ammunition Subsonic .223 Remington 77 grain Boat Tail Hollow Point Brass Cased Rifle Ammunition
Atomic Ammunition Subsonic .223 Remington 77 grain Boat Tail Hollow Point Brass Cased Rifle Ammunition
As Low As (Save Up to $12.50)
$31.49
$1.40 - $1.57/Round
See all 2 models
Best Rated
Hornady Critical Defense .223 Remington 55 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80270
Hornady Critical Defense .223 Remington 55 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80270
(10)
List: $40.57 (Save 27%)
$29.79
$1.49/Round
Best Rated
Winchester .223 Remington, 55 Grain Full Metal Jacket Brass Rifle Ammunition
Winchester .223 Remington, 55 Grain Full Metal Jacket Brass Rifle Ammunition
(38)
As Low As (Save Up to 44%)
$13.99
$0.70 - $0.79/Round
See all 5 models
Remington UMC .223 55 Grain Full Metal Jacket Brass Rifle Ammunition
Remington UMC .223 55 Grain Full Metal Jacket Brass Rifle Ammunition
(3)
As Low As (Save Up to $16.00)
$15.99
$0.78 - $0.80/Round
See all 3 models
Remington UMC Rifle .223 45 Grain Jacketed Hollow Point Rifle Ammunition
Remington UMC Rifle .223 45 Grain Jacketed Hollow Point Rifle Ammunition
(1)
As Low As (Save Up to 10%)
$20.99
$1.04 - $1.12/Round
See all 3 models
PMC Ammunition X-Tac Match .223 Remington 77 Grain Open Tip Match Brass Cased Rifle Ammo, 20 Rounds, 223XM
PMC Ammunition X-Tac Match .223 Remington 77 Grain Open Tip Match Brass Cased Rifle Ammo, 20 Rounds, 223XM
(1)
List: $25.99 (Save $1.55)
$24.44
$1.22/Round
Remington UMC Rifle .223 50 Grain Jacketed Hollow Point Rifle Ammunition
Remington UMC Rifle .223 50 Grain Jacketed Hollow Point Rifle Ammunition
As Low As (Save Up to $5.00)
$21.99
$1.04 - $1.10/Round
See all 2 models
SIG SAUER Elite Match Grade .223 Remington 77 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, E223M1-20
SIG SAUER Elite Match Grade .223 Remington 77 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, E223M1-20
(1)
List: $32.99 (Save 18%)
$26.90
$1.35/Round
Wolf Ammo Military Classic .223 Remington 55 Grain Full Metal Jacket Steel Cased Rifle Ammunition
Wolf Ammo Military Classic .223 Remington 55 Grain Full Metal Jacket Steel Cased Rifle Ammunition
As Low As (Save Up to 36%)
$11.99
$0.58 - $0.60/Round
See all 2 models
Federal American Eagle 223 Remington 55 Grain FMJ Brass Rifle Ammunition
Federal American Eagle 223 Remington 55 Grain FMJ Brass Rifle Ammunition
As Low As (Save Up to 10%)
$155.99
$0.78/Round
See all 2 models
On Sale
Federal Premium .223 55 Grain Full Metal Jacket Boat Tail Brass Rifle Ammo, 20 Rounds, AE223
Federal Premium .223 55 Grain Full Metal Jacket Boat Tail Brass Rifle Ammo, 20 Rounds, AE223
List: $16.99 (Save 26%)
$12.59
$0.63/Round
Remington .223 Remington 45 Grain JHP Brass Rifle Ammunition
Remington .223 Remington 45 Grain JHP Brass Rifle Ammunition
As Low As (Save Up to 11%)
$236.49
$1.10 - $1.18/Round
See all 2 models
Best Rated
Nosler Match Grade .223 Remington 77 Grain Custom Competition Brass Cased Centerfire Rifle Ammo, 20 Rounds, 60011
Nosler Match Grade .223 Remington 77 Grain Custom Competition Brass Cased Centerfire Rifle Ammo, 20 Rounds, 60011
(10)
List: $45.95 (Save 19%)
$37.19
$1.86/Round
Hornady Superformance .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80264
Hornady Superformance .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80264
(2)
List: $41.40 (Save 25%)
$31.23
$1.56/Round
Lapua Scenar-L .223 Remington 69 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 50 Rounds, 4315015
Lapua Scenar-L .223 Remington 69 grain Open Tip Match Brass Cased Centerfire Rifle Ammo, 50 Rounds, 4315015
(4)
List: $112.44
$111.49
$2.23/Round
Best Rated
PMC Bronze Ammunition, .223 Remington, 55 Grain, Soft Point, Brass Case, 20-Rounds, 223SP
PMC Bronze Ammunition, .223 Remington, 55 Grain, Soft Point, Brass Case, 20-Rounds, 223SP
(6)
List: $18.00 (Save 17%)
$14.89
$0.74/Round
On Sale
Nosler Varmageddon .223 Remington 55 Grain Flat Base Tipped Brass Cased Centerfire Rifle Ammo, 20 Rounds, 65145
Nosler Varmageddon .223 Remington 55 Grain Flat Base Tipped Brass Cased Centerfire Rifle Ammo, 20 Rounds, 65145
(3)
List: $38.95 (Save 30%)
$27.09
$1.35/Round
PMC 223ABP Battle Pack 223 Rem 55 Gr Full Metal Jacket Boat Tail FMJBT
PMC 223ABP Battle Pack 223 Rem 55 Gr Full Metal Jacket Boat Tail FMJBT
(1)
List: $162.49 (Save 26%)
$120.29
$0.60/Round
On Sale
Hornady Superformance 223 Rem 50 Grain CX Brass Riffle Ammo, 20 Rounds, 83292
Hornady Superformance 223 Rem 50 Grain CX Brass Riffle Ammo, 20 Rounds, 83292
(1)
List: $46.61 (Save 36%)
$29.89
$1.49/Round
On Sale
Hornady Superformance .223 Remington 35 grain NTX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 83266
Hornady Superformance .223 Remington 35 grain NTX Brass Cased Centerfire Rifle Ammo, 20 Rounds, 83266
(2)
List: $41.52 (Save 33%)
$27.99
$1.40/Round
Best Rated
Hornady American Gunner .223 Remington 55 grain Hollow Point Brass Cased Centerfire Rifle Ammo, 50 Rounds, 80237
Hornady American Gunner .223 Remington 55 grain Hollow Point Brass Cased Centerfire Rifle Ammo, 50 Rounds, 80237
(9)
List: $68.32 (Save 29%)
$48.49
$0.97/Round
PMC Ammunition .223 Remington 55 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammo, 840 Rounds, 223AMB
PMC Ammunition .223 Remington 55 Grain Full Metal Jacket Brass Cased Centerfire Rifle Ammo, 840 Rounds, 223AMB
List: $629.99 (Save 21%)
$499.19
$0.59/Each
Hornady Match .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 8026
Hornady Match .223 Remington 75 grain Boat-Tail Hollow Point Match Brass Cased Centerfire Rifle Ammo, 20 Rounds, 8026
(1)
List: $39.07 (Save 28%)
$28.13
$1.41/Round
Wilson Combat Sierra .223 Remington 77 Grain Matchking Hollow Point Boat Tail Brass Cased Pistol Ammo, 20 Round, A223-77-HPBT-20RD
Wilson Combat Sierra .223 Remington 77 Grain Matchking Hollow Point Boat Tail Brass Cased Pistol Ammo, 20 Round, A223-77-HPBT-20RD
List: $34.95 (Save 12%)
$30.59
$1.53/Round
Final Sale
Fiocchi Hyperformance .223 Rem 50 Grain Hollow Point Brass Rifle Ammo, 20 Rounds, 223VG20
Fiocchi Hyperformance .223 Rem 50 Grain Hollow Point Brass Rifle Ammo, 20 Rounds, 223VG20
List: $41.99 (Save 25%)
$31.39
$1.57/Round
SinterFire Reduced Hazard .223 Rem 55 Grain Frangible Brass Cased Rifle Ammo, 50 Rounds, SF22355RHA-50
SinterFire Reduced Hazard .223 Rem 55 Grain Frangible Brass Cased Rifle Ammo, 50 Rounds, SF22355RHA-50
(2)
List: $46.39 (Save 16%)
$38.99
$0.78/Round
Newly Added
Doubletap Ammunition Colt Defense .223 Remington, 62 grain, Solid Copper, 20 Rounds Rifle Ammo, 223R62CT
Doubletap Ammunition Colt Defense .223 Remington, 62 grain, Solid Copper, 20 Rounds Rifle Ammo, 223R62CT
List: $51.99 (Save 35%)
$33.99
$1.70/Round
Freedom Munitions .223 Remington 55 Grain Full Metal Jacket Brass Rifle Ammunition
Freedom Munitions .223 Remington 55 Grain Full Metal Jacket Brass Rifle Ammunition
(1)
As Low As (Save Up to 12%)
$28.99
$0.57 - $0.58/Round
See all 3 models
Best Rated
Hornady Frontier .223 Remington 68 grain Boat-Tail Hollow Point Brass Cased Centerfire Rifle Ammo, 20 Rounds, FR160
Hornady Frontier .223 Remington 68 grain Boat-Tail Hollow Point Brass Cased Centerfire Rifle Ammo, 20 Rounds, FR160
(11)
List: $21.99 (Save 25%)
$16.49
$0.82/Round
Winchester FMJ Winchester LC .223 Remington 55 gr Rifle Brass Ammunition
Winchester FMJ Winchester LC .223 Remington 55 gr Rifle Brass Ammunition
As Low As (Save Up to 38%)
$14.99
$0.69 - $0.75/Round
See all 2 models
Patriot Sports, USA .223 Rem 55 Grain Full Metal Jacket Rifle Ammo, 20 Rounds, P223055F
Patriot Sports, USA .223 Rem 55 Grain Full Metal Jacket Rifle Ammo, 20 Rounds, P223055F
(3)
List: $21.99 (Save 45%)
$11.99
$0.60/Round
First Breach Precision Series .223 Remington 55 Grain Full Metal Jacket Boat Tail 220 Brass Case Rifle Ammo, 1000 Rounds, 50005
First Breach Precision Series .223 Remington 55 Grain Full Metal Jacket Boat Tail 220 Brass Case Rifle Ammo, 1000 Rounds, 50005
(1)
List: $636.50 (Save $42.01)
$594.49
$0.59/Round
Best Rated
Hornady Critical Defense .223 Remington 73 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80260
Hornady Critical Defense .223 Remington 73 grain Flex Tip eXpanding Brass Cased Centerfire Rifle Ammo, 20 Rounds, 80260
(7)
List: $40.57 (Save 16%)
$33.99
$1.70/Round
Next

Ammo Boxes

1–14 / 14
Previous
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
Best Rated
MTM 100 Round Blue Small Rifle 17/223 Caliber Ammo Box, RS10024
MTM 100 Round Blue Small Rifle 17/223 Caliber Ammo Box, RS10024
(15)
List: $7.55
$7.49
Berrys 29682 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Smoke Lid W/Black Bottom
Berrys 29682 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Smoke Lid W/Black Bottom
(1)
List: $6.99 (Save 50%)
$3.49
MTM J-20 Slip-Top Boxes .17/.223/.222 Magnum, Clear Green, J-20-XS-16
MTM J-20 Slip-Top Boxes .17/.223/.222 Magnum, Clear Green, J-20-XS-16
(1)
List: $3.82
$3.79
MTM Ammo Box 100 Round Flip-Top 223 204 Ruger 6x47, smk/clear, small RS-100-41
MTM Ammo Box 100 Round Flip-Top 223 204 Ruger 6x47, smk/clear, small RS-100-41
(2)
List: $7.55
$7.49
Berrys 79462 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Clear Lid W/Black Bottom
Berrys 79462 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Clear Lid W/Black Bottom
List: $6.49 (Save 51%)
$3.19
Berrys 44661 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Blue Lid W/Black Bottom
Berrys 44661 405 Ammo Box 223 Rem,5.56x45mm NATO 50rd Blue Lid W/Black Bottom
List: $6.99 (Save 50%)
$3.49
MTM H50 Ammunition Box .17 Remington to .223 Remington Blue
MTM H50 Ammunition Box .17 Remington to .223 Remington Blue
(2)
List: $26.79 (Save 18%)
$21.99
Berrys 86410 005 Ammo Box 223 Rem,5.56x45mm NATO 100rd Blue Lid W/Black Bottom
Berrys 86410 005 Ammo Box 223 Rem,5.56x45mm NATO 100rd Blue Lid W/Black Bottom
List: $6.99 (Save 21%)
$5.49
MTM Ammo Box 50 Round Flip-Top 243 308 Win 220 Swift, Clear Blue RM-50-24
MTM Ammo Box 50 Round Flip-Top 243 308 Win 220 Swift, Clear Blue RM-50-24
(1)
List: $6.09
$5.99
Best Rated
MTM 223 Ammo Can 400 Round w/ 4 each RS-100s, Dark Earth ACC223
MTM 223 Ammo Can 400 Round w/ 4 each RS-100s, Dark Earth ACC223
(8)
List: $61.84 (Save 19%)
$49.89
Berrys 11664 005 Ammo Box 223 Rem,5.56x45mm NATO 100rd Smoke Lid W/Black Bottom
Berrys 11664 005 Ammo Box 223 Rem,5.56x45mm NATO 100rd Smoke Lid W/Black Bottom
List: $6.99 (Save 21%)
$5.49
MTM Ammo Rack w 4 RS-50-24 Ammo boxes, Dark Earth/Clear Blue, ARRS
MTM Ammo Rack w 4 RS-50-24 Ammo boxes, Dark Earth/Clear Blue, ARRS
(2)
$43.19
RCBS Impact Resistant Ammo Box .223 Rem/5.56 NATO 86E0BB5F, RC86910
RCBS Impact Resistant Ammo Box .223 Rem/5.56 NATO 86E0BB5F, RC86910
$11.99
Next

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CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • CORE Rifle Systems 223 Rem 556NATO 16 Inch Barrel M-LOK Handguard Upper Receiver, Black, CORE13976-1-9TWIST , MPN: CORE13976-1-9TWIST , UPC: 707137964655 , Code: 1TE-URC-RS418-CORE13976-1-9TWIST
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Last updated 2026-09-12 UTC.