Heavy Duty Billet Aluminum AR15 / M4 Upper and Lower Receiver Set

The 360 Precision HD Heavy Duty AR15 / M4 upper and lower receiver group is precision manufactured in our shop located in Warminster, PA. Completely made in the USA, the upper and lower receivers are machined out of single solid blocks of 7075-T6 billet aluminum. These receiver sets have been designed to provide our customers with a slick side design that eliminates the forward assist to reduce weight. Our custom anodized coating has also been meticulously crafted to be highly durable and provide an amazing finish.

• Made in the USA and Machined in house from 7075-T6 billet aluminum stock
• Compatible with all Mil-Spec AR15 / M4 parts
• Black Type 3 Mil-Spec Hard Coat
• slick side design
• Dust Cover included
• Threaded Bolt catch screw pin – included, easily install the bolt catch assembly using a standard 1/16″ Hex Key
• Threaded rear take-down detent bore with the use of a 4-40 set screw
• Includes tension adjustment screw to fine tune the fit with the upper assembly
• Flared Magwell

This item must ship to an FFL

No Firearm sales to the following states: California, Connecticut, Hawaii, Illinois, Massachusetts, New Jersey, New York, Washington, D.C.

YOU ARE RESPONSIBLE TO FOLLOW LOCAL AND STATE LAWS. CHECK HTTPS://WWW.NRAILA.ORG/GUN-LAWS/STATE-GUN-LAWS/ FOR LAWS IN YOUR STATE

360 Precision does not ship outside the U.S.