Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black gas mask for sale UL Classified ANSI/OSHA Z359

UL Classified ANSI/OSHA Z359

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Color: Copper

463 Cobra CQB Belts Products Specifications

Overall dimension: 4

Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black gas mask for sale UL Classified ANSI/OSHA Z359M4E1 Threaded Stripped Upper Receiver 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 from 7075 T6 Aluminum and precision machined to work with all mil spec AR15 parts. The M4E1 Threaded Upper Receiver