Upper Receivers - Conv Kits

Faxon Firearms ARAK-21 Complete Upper Receiver Piston Operated 556NATO 16" Barrel Fits AR-15 Picatinny Handguard Matte Finish Black Includes Bolt Carrier Assembly MuzzLok 3 Port Muzzle Break and Standard Charging Handle URSSB556

Faxon

Daniel Defense M4A1 Upper Receiver 223 Rem/556NATO 14.5" Barrel (16" OAL with Pinned Brake) Carbine Length Gas System 1:7 Twist M4 12.0 Rail Flat Dark Earth Finish Fits AR 23-004-13150

Daniel Defense

Daniel Defense DDM4V7 Lightweight Complete Upper 223 Rem/556NATO 16" Lightweight Barrel 1:7 Twist Black Finish MLOK 23-128-02932-047

Daniel Defense

Daniel Defense DDM4V7 Complete Upper 223 Rem/556NATO 16" Cold Hammer Forged Barrel 1:7 Twist Black MLOK 23-128-02339-047

Daniel Defense

Colt's Manufacturing Complete Upper 223 Rem/556NATO 16" Barrel Black MLOK Free Float Handguard LE6920EPR-CK

Colt's Manufacturing

Colt's Manufacturing Upper 223REM/556NATO Black Finish Dust Cover Forward Assist M4 Feed Ramps SP63528

Colt's Manufacturing

CMMG Resolute MK4 Upper Receiver 6MM ARC 16.1" Barrel Cerakote Finish Armor Black 60B1091-AB

Cmmg

CMMG Resolute MK4 Upper Receiver 350 Legend 16.1" Barrel Cerakote Finish Armor Black 35B5FBC-AB

Cmmg

CMMG MK3 Upper Receiver 308 Winchester Billet 7075-T6 Aluminum Cerakote Finish Armor Black 38BA22E-AB

Cmmg

CMMG AR Conversion Kit 22LR Stainless Steel Bolt Group 3 Magazines 10Rd 22BA6AE

Cmmg

CMMG Conversion Kit Bravo Fits AR Rifles 22LR 10Rd 22BA62F

Cmmg

Chiappa Firearms M4-22 Gen II Pro Conversion Kit Upper Receiver 22LR 16" Heavy Barrel 11.8" Forend 8 Position Picatinny Rail 2 Magazines Black 10Rd 500.096

Chiappa