Aero Precision

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 same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged..

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 same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged..

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The 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 bore build. Match this with Aeros M5 .308 lowe..

The 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 bore build. Match this with Aeros M5 .308 lowe..

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The M5 308 come with the S-ONE line of handguards which is designed with size and weight in mind providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while still providing the streng..

The M5 308 come with the S-ONE line of handguards which is designed with size and weight in mind providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while still providing the streng..

This AR10/M5 Complete Upper features a 20in 6.5 Creedmoor Rifle-Length Barrel with low profile gas block and M-LOK Rail.M5E1 Assembled Upper ReceiverGen 2 Enhanced Handguard 20 6.5 Creedmoor Stainless Steel BarrelinLow Profile Gas Block and Rifle Length Gas TubeProduct comes assembledThis complete u..