Upper Receivers
From forged to precision machined CNC billets, our upper receiver options are a base for any precision AR build
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Spikes Tactical Billet Upper Receiver Gen 2
Spikes Tactical
MSRP: $270.00$242.99Spike's Tactical, Generation 2, Billet, Upper, 223 Remington, 556NATO, Black, Mil-Spec Barrel NutMSRP: $270.00$242.99 -
Out of Stock
Colt AR15/M4 Upper Cage Code/Square Forge
Colt
$179.99The durability, reliability and excellent build quality of Colt uppers will provide years of service you can count on. Colt's Manufacturing, Upper, 223REM/556NATO, Black Finish, Dust Cover, Forward Assist, M4 Feed Ramps M4 Feed Ramps Forward...$179.99 -
Out of Stock
Bootleg Milspec Upper Receiver Assembly
Bootleg Inc.
MSRP: $129.99$116.96Bootleg Mil-Spec Complete Upper, AR15, Flat Top, M4 Feed Ramps U.S.A. sourced 7075-T6 Aluminum Fully Assembled with forward assist, and ejection port cover Bead blasted and hard coat anodized black (Type III, Class 2 ) Upper receiver features M4...MSRP: $129.99$116.96 -
Out of Stock
Aero Precision AR15 Stripped Upper Receiver - Anodized Black
Aero Precision
MSRP: $115.00$104.99The AR15 Stripped Upper Receiver is one of our most popular products. Forged from 7075-T6 aluminum, this stripped upper is precision machined to mil-spec M16/M4 specifications and features M4 feedramps. Match this upper with one of our AR15 lower...MSRP: $115.00$104.99 -
LBE Unlimited M4 Stripped Upper Receiver
LBE Unlimited
$84.99LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15 platform. Whether you're in the middle of an AR build or you're just looking to upgrade a key component, LBE has you covered with reliable parts and...$84.99 -
Luth-Ar A3 Upper Receiver
Luth-AR
MSRP: $114.95$108.95Luth-AR stripped .223 Remington receivers are A3 flattop with M4-type feed ramp, 12 position Picatinny accessory rail for mounting scopes or flip-up sights. Shell deflector, forward assist housing, and ready for an ejection port cover. Precision machined...MSRP: $114.95$108.95 -
Cmmg Mk3 Ejection Port Cover Kit
CMMG
$14.95Includes Mk3 ejection port cover, rod, and spring. CMMG, Ejection Port Cover Kit, Mk3, Ejection Port, Rod, and Spring, Black Finish .308 Ejection port cover Spring Rod$14.95 -
Out of Stock
M5 (.308) Assembled Upper Receiver - FDE Cerakote
Aero Precision
$169.99The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big...$169.99 -
Out of Stock
M5 .308 ASSEMBLED UPPER RECEIVER - ANODIZED BLACK
Aero Precision
MSRP: $180.00$154.99The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the perfect upper for your big...MSRP: $180.00$154.99 -
Out of Stock
Aero Precision AR15 Atlas R-One M-LOK Handguard FDE - Various Lengths
Aero Precision
$148.99 - $182.99Aero Precision AR15 Atlas R-One M-LOK Handguard FDE The ATLAS R-ONE is the newest addition to the Aero Precision Handguard lineup. Machined from 6061-T6 Aluminum, the R-ONE line of handguards are designed with size and weight in mind,...$148.99 - $182.99 -
Out of Stock
Aero Precision M4E1 Threaded Assembled Upper Receiver - Anodized Black
MSRP: $175.00$159.99Aero Precision M4E1 Threaded Assembled Upper Receiver - Anodized Black The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the...MSRP: $175.00$159.99 -
Aero Precision AR15 Assembled Upper Receiver - Black
Aero Precision
MSRP: $140.00$124.99Aero Precision AR15 Assembled Upper Receiver - Black Manufacturing a great receiver isn't just about what the end product looks like. It's about what it feels like, how it works, how it handles and performs. Aero Precision products have been...MSRP: $140.00$124.99