Complete Uppers

The Daniel Defense M4 V7 S Upper Receiver Group is built around a Cold Hammer Forged 11.5" Government profile barrel and equipped with a DD improved Flash Suppressor to reduce flash signature. It features a carbine length gas system for smooth, reliable...

Colt's Manufacturing, SP401491, Upper, 223 Remington, 556NATO, 14.5" Barrel, Matte Black Finish, No BCG Included, Troy Quad Rail, Fixed Front Sight, MA Tech Rear Sight

High quality components and precise manufacturing makes Colt Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on. Colt's Manufacturing,...

Use what "THEY" use. The Daniel Defense MK18 Upper Receiver Group features the railed forend Daniel Defense currently provides to USSOCOM and a 10.3" Cold Hammer Forged Barrel. The MK18 Rail Interface System (RIS II) features the Bolt-Up System has...

The shortest of the non-NFA models with a removable muzzle device, the Primary Weapons MK216 Rifle is perfect for those wanting to suppress their MK2 rifle. The MK216 is designed for a multitude of uses and retains lethal capability out to 800 meters...

This Forged 7075 T6 Aluminum Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing. Midwest Industries, Upper, 223 Rem/556NATO, 10.5" Barrel, Black, MLOK Handguard, Fits AR-15 7075 T6...

This Forged 7075 T6 Aluminum Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing. Midwest Industries, Upper, 223 Wylde, 16" Lightweight Barrel, Black, 15" MLOK Handguard, Fits AR15 7075 T6...

High quality components and precise manufacturing makes Colt Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on. Colt's Manufacturing,...

This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS...

Black Rain Ordnance, SPEC15 Forged Aluminum Upper Receiver, 16" 4150 Chromoly Carbine Length Gas Barrel, A2 Fixed Front Sight, Mil-Spec Phosphated BCG, "LET IT RAIN" Dust Cover  

This Forged 7075 T6 Aluminum Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing. Midwest Industries, Upper, 223 Wylde, 16" Lightweight Barrel, Black, 14" MLOK Handguard, Fits AR15 7075 T6...

M4E1 Threaded 10.5" 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard. This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your...