Complete Upper Receivers
LBE READY BUILD KIT 12.5" CHF BBL
LBE Unlimited, Ready Build Kit, Complete Upper Receiver, 12.5" Cold Hammer Forged Barrel, 223 Reming..
LBE READY BUILD KIT 13.7" CHF BBL
LBE Unlimited, Ready Build Kit, Complete Upper Receiver, 13.7" Cold Hammer Forged Barrel, 223 Reming..
LBE READY BUILD KIT 7.5" CHF BBL
LBE Unlimited, Ready Build Kit, Complete Upper Receiver, 7.5" Cold Hammer Forged Barrel, 223 Remingt..
LUTH CMPLT UPR 5.56 11.5" FSB BLK
Luth-AR, Government Profile Complete Upper Receiver, 5.56 NATO, 11.5" Threaded Barrel, F Marked Fron..
LUTH CMPLT UPR 5.56 14.5" CL BLK
Luth-AR, M4 SOCOM Complete Upper, 5.56 NATO, 14.5" Threaded Chrome Lined Barrel, 1:7 Twist, Fits AR-..
LUTH CMPLT UPR 5.56 14.5" FSB BLK
Luth-AR, M4 Government Profile, Complete Upper Receiver, 5.56 NATO, 14.5" Threaded Barrel, 1:7 Twist..
MAXIM PDX UPPER 300BLK 5.5" BLK
Maxim Defense Industries, PDX, Complete Upper, 300 Blackout, 5.5" Barrel, Black Finish, Includes Mil..
MAXIM PDX UPPER 5.56 5.5" ARID
Maxim Defense Industries, PDX Complete Upper, 5.56 NATO, 5.5" Barrel, Anodized Finish, Arid, AR Rifl..
MCX-SPEAR LT 11.5 UPPER 556 NATO BLK
Sig Sauer, MCX-Spear LT, Complete Upper Receiver, .223 Remington/5.56 NATO, 11.5" Threaded Barrel, 1..
MCX-SPEAR LT 9" UPPER 300BLK BLK
Sig Sauer, MCX-Spear LT, Complete Upper Receiver, 300 Blackout, 9" Threaded Barrel, 5/8X24 Thread Pi..
MCX-SPEAR LT 9" UPPER 300BLK FDE
Sig Sauer, MCX-Spear LT, Complete Upper Receiver, 300 Blackout, 9" Threaded Barrel, 5/8X24 Thread Pi..
MIDWEST UPPER 10.5" 223/556 M-LOK 9"
Midwest Industries, Upper, 223 Remington/5.56 NATO, 10.5" Barrel, Black, MLOK Handguard, Fits AR-15..
NOVESKE CHAINSAW 300BLK 8" MLOK UPPR
Noveske, Chainsaw, Complete Upper Receiver, 300 Blackout, 8" Barrel, A2 Flash Hider, MLOK Handguard,..
NOVESKE N4 CH DIPLOMAT 300BLK 7.94"
Noveske, N4 Diplomat, Complete Upper Receiver, 5.56 NATO, 7.94" Stainless Steel Barrel, 1/2X28 Threa..
NOVESKE N4 CH OG UPR RCVR 556 12.5"
Noveske, N4 OG, Complete Upper Receiver, 5.56 NATO, 12" Stainless Steel Barrel, 1/2X28 Thread Pitch,..
NOVESKE N4 DPLMT UPR RCV 300BLK 7.94
Noveske, N4 Diplomat, Complete Upper Receiver, 300BLK, 7.94" Stainless Steel Barrel, 5/8X24 Thread P..
NOVESKE N4 OG UPPER 6ARC 12.5 BLK
Noveske, N4 OG, Complete Upper Receiver, 6MM ARC, 12.5" Stainless Steel Barrel, 5/8X24 Thread Pitch,..
NOVESKE N4 SHORTY UPPER 556 10.5" BK
Noveske, N4 Shorty, Complete Upper Receiver, 5.56 NATO, 10.5" Stainless Steel Barrel, 1/2X28 Thread ..
PWS MK109 MOD 1-M UPPER 300BLK 9.75"
Primary Weapons Systems, MK109 MOD 1-M, Upper Receiver, Fits AR-15, 300 Blackout, 9.75" Barrel, 1:8"..
PWS MK109 MOD 2-M UPPER 300BLK 9.75"
Primary Weapons Systems, MK109, MOD 2-M, Upper Receiver, Fits AR-15, 300 Blackout, 9.75" Barrel, 1:8..
PWS MK111 MOD 2-M UPR 11.85 223WYLDE
Primary Weapons Systems, MK111, Mod 2, Upper Receiver, 223 Wylde, 11.85" Barrel, M-LOK Handguard, Fi..
PWS MK114 MOD 1-M UPR 14.5" 223WYLDE
Primary Weapons Systems, MK114 Mod 1-M, Upper Receiver, 223 Wylde, 14.5" Barrel, No Muzzle Device, A..
PWS MK114 MOD 2-M UPR 14.5" 223WYLDE
Primary Weapons Systems, MK114 Mod 2-M, Upper Receiver, 223 Wylde, 14.5" Barrel, No Muzzle Device, A..
PWS MK1MOD1 UPPER 223WYLDE 11.85"
Primary Weapons Systems, MK111 Mod-1M Upper, Fits AR15, 223 Wylde, 11.85" Barrel, Black Color, Anodi..