Azimuth Technology 223/5.56/300blk Nickel Boron Bolt Carrier Group

Azimuth Technology is one of the premier BCG manufacturers in the industry. Made in USA with premium materials. Carrier Specifications Material: 8620 Steel Type: M16 Full Auto (Preferred for most AR-15 builds)Grade 8 Gas Key Screws Coating: Nickel Boron Bolt Specifications Bolt Material: 9310 Steel | Shot Peened Extractor Material: 4140 Steel Caliber: 223 REM /5.56 NATO/ 300 BlackoutMil-Spec O-Ring Mil-Spec Gas Rings (3) Cam Pin Material: 8620 Steel Firing Pin Material: 416 Stainless Steel Other: MPI Inspected Lifetime Warranty - Azimuth BCGs carry a lifetime, no questions asked, warranty.