The Colt M16 Upper Group 20in M16 Handguard Stripped brings the classic 20-inch M16 configuration to your AR-15 build, using the same government-profile, chrome-lined barrel found on Colt’s M16A2 and...

The Colt M4 LE6943 Upper Group 11.5in With BCG And Sights is a complete monolithic AR-15 upper designed for shooters who want factory-engineered reliability in a compact package. Built around Colt’s...

The Colt M4 LE6920 Upper Group 16in Stripped brings the proven M4 carbine configuration to your AR-15 build, using Colt’s factory upper receiver and 16" chrome-lined, button-rifled barrel with a 1:7...

The Luth-Ar AR-15 11.5" Lightweight Gov't Profile Upper Receiver 1-7 is a complete A3-style upper assembly built around a government-profile 11.5-inch barrel. Chambered for 5.56x45 NATO, it combines...

The Colt M16 Upper Group 20in MOE Stripped brings the classic 20 inch M16 configuration to your AR-15 build in a modern, modular package. Built around a government-profile, chrome-lined 5.56x45 NATO...

The Colt M4 LE6940 Upper Group 16in With BCG And Sights brings Colt’s proven monolithic AR-15 design to shooters who want a complete, ready-to-install upper receiver assembly. The one-piece upper and...

The Colt LE6933 Enhanced Patrol Rifle II Upper brings Colt’s proven carbine heritage to your existing AR-15 lower. This complete upper receiver assembly is built around an 11.5" Colt-spec CrMoV steel...

The Colt LE6933 EPRII Upper 556 11.5 HUX is a complete upper receiver built on Colt’s proven carbine platform, combining TDP-spec components with certified mil-spec materials for dependable...

The Colt LE6933EPRII-PRO Upper Kit 11.5" is a complete AR-15/M4 upper receiver assembly built around an 11.5-inch barrel chambered in 5.56x45mm NATO. Featuring a low-profile gas system, full-length...

The Colt LE6933EPRII Upper Kit 11.5" brings Colt’s proven AR-15/M4 upper receiver design together with a compact 11.5 inch barrel chambered in .223 Rem/5.56 NATO. This complete upper features a matte...

The Cobalt Kinetics Cobalt Ck-Pro-Urg-556-75-B-Blk 7.5" Ck Pro Urg upper receiver group delivers a compact, premium AR-15 upper built around a 7.5 inch barrel chambered in 5.56. Designed as a...

The Cobalt Kinetics Cobalt CK-Pro-URG-108-S-CKG 10.8" URG CKG is a compact upper receiver group built for shooters who want a premium AR-15 upper without the hassle of assembling components. This 10...