Aero Precision M4E1 Complete Upper .300 AAC Blackout 10 Barrel

Aero Precision M4E1 Complete Upper Receiver Features This complete upper receiver is built with a 10-inch CMV barrel ensuring durability and consistent accuracy. The 1:7 twist rate stabilizes a wide range of bullet weights making it ideal for suppressed applications or home defense setups. Its anodized finish provides a sleek durable exterior that withstands wear in demanding environments. Designed for use with 300 AAC Blackout this upper receiver delivers excellent performance for close-quarters engagement or versatile suppressed shooting. Aero Precision s M4E1 design offers a refined appearance improved functionality and compatibility with standard AR-15 lower receivers. Aero Precision M4E1 Complete Upper Receiver Specifications Manufacturer: Aero Precision Make: AR-15 Model: M4E1 Complete Upper Receiver Cartridge: 300 AAC Blackout Barrel Length: 10 Barrel Contour: CMV Twist Rate: 1:7 Finish: Anodized Black Color: Black Style: Complete