Gun Parts & Accessories

Complete your AR-15 build with this genuine Colt Commando 11.5-inch Complete Upper Receiver Assembly, designed to deliver the legendary reliability and performance Colt is known for. Chambered in 5.56 NATO, this compact upper is an excellent choice for...

Equip your AR-15 with this genuine Colt Commando 11.5-inch Complete Upper Receiver Assembly, engineered to deliver the legendary reliability and performance that Colt is known for. Chambered in 5.56 NATO, this compact upper is ideal for SBR, AR pistol,...

Upgrade your AR-15 with this genuine Colt Commando 11.5-inch Complete Upper Receiver Assembly featuring a rugged Yankee Hill Machine (YHM) free-float handguard for enhanced accuracy and accessory mounting versatility. Built to Colt's legendary military...

The Colt Commando 11.5" Upper Receiver Assembly is a genuine law enforcement trade-in built on Colt's proven AR-platform design. Featuring an 11.5-inch barrel and complete upper receiver assembly, this unit is ideal for replacement, restoration, or...

The Colt Commando 11.5" Upper Receiver Assembly is a Colt-manufactured law enforcement trade-in featuring an 11.5-inch barrel and a YHM quad rail handguard for mounting lights, grips, and other accessories. This complete upper includes the bolt carrier...

Upgrade your AR-15 with this genuine Colt Enhanced Patrol Rifle (EPR) 14.5-inch Complete Upper Receiver Assembly. Designed as Colt's modernized duty-grade platform, the EPR combines the proven reliability of the M4 system with a free-float M-LOK...

The Colt LE6920 16-inch Complete Upper Receiver Assembly is a genuine factory Colt upper built to the same proven standards as the legendary LE6920 M4 Carbine. Chambered in 5.56 NATO, this upper features a 16.1-inch chrome-lined M4 profile barrel, 1:7...

The Colt M4 14.5" A1 Complete Upper Receiver is a Colt-manufactured law enforcement trade-in built to military-grade specifications. This complete upper features a 14.5-inch barrel and includes the original bolt carrier group and charging handle, making...

The Colt M4 14.5" Barrel A1 Carry Handle Upper Receiver is a Colt-manufactured law enforcement trade-in featuring the classic fixed A1 carry handle upper and a 14.5-inch barrel. Ideal for retro-style builds, repairs, or replacement projects, this upper...

Upgrade your AR-15 or M4-style rifle with this genuine Colt M4 14.5-inch Complete Upper Receiver Assembly featuring a factory-installed muzzle device and the legendary SureFire M500 integrated weaponlight handguard. Built to Colt's military...

Build or restore your AR-15 with this genuine Colt M4 14.5-inch Complete Upper Receiver Assembly featuring the iconic SureFire M500 integrated weaponlight handguard. Manufactured to Colt's military specifications, this upper delivers the reliability,...

Own a classic piece of AR-15 history with this genuine Colt M4 14.5-inch Complete Upper Receiver Assembly featuring the iconic A1 fixed carry handle upper receiver. This retro-style configuration combines the compact handling characteristics of the M4...