AR-15 Upper Receiver Parts

Aero Precision .750 Low Profile Gas Block

$25.29
Out of Stock

Aero's Low Profile Gas Block is constructed from 4150 hardened steel with steel set screws which are 10-32 x 3/16 knurled cup point. This model is compatible with .750 outer diameter barrels and has a black finish with phosphate coating. NOTE: A...

Aero Precision AR-15 Bolt Carrier 223 Remington/5.56 NATO

$185.89 $171.29
Out of Stock

This Nickel Boron bolt carrier is an eye catching addition to your AR build. It features Mil-spec dimensions and coating, is made of steel, with a shrouded firing pin, Mil-Spec extractor spring, black extractor insert, Viton O-ring, and a tool steel...

Aero Precision AR-15 Bolt Carrier 5.56mm

$138.99 $130.59
Available Online

This bolt carrier is a valuable addition to your AR15 build. It features a Mil-Spec phosphate coating, properly staked gas key with a chrome lined gas key and firing pin channel, a black o-ring insert on the extractor, and is made of steel.Category :...

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Aero Precision AR-15 Upper, Stripped, Black GEN2

$89.99
Available Online

The M4E1 Threaded Upper Receiver features an angular machined design that helps it stand apart from standard mil-spec upper receivers. It is threaded to accept a standard AR15 barrel nut and forged from 7075-T6 aluminum and precision machined to work...

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Aero Precision M5 308 Winchester/7.62 NATO Brl Finish, FDE

$154.49 $142.79
Available Online In Limited Quantities

The M5 .308 Stripped Upper Receiver is the ideal upper for your big bore rifle build. Forged from 7075- T6 aluminum, this stripped upper is precision machined to accept standard .308 components. It featurs M4 Feedramps, .2795 takedown pin holes (DPMS...

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Anderson AR15-A3 Stripped Upper Receiver

$50.99 $46.59
Out of Stock

The AM-15 Stripped Upper Receiver is machined from 7075 T6 Aluminum forging. Featuring M4 feed ramps, this upper receiver is machined to Military Specifications & Standards and can be used with multiple calibers on the AR-15 platform. This upper receiver...