PRO2A 223/5.56/300Blk/350L LEFT HAND Nitride Bolt Carrier Group

We have these LEFT handed BCGs made for us by one of the premier BCG makers in the industry. Made in USA with premium materials.

Carrier Specifications

Bolt: LEFT HAND, Shot Peened

Material: 8620 Steel Type: M16 Full Auto 

Gas Key Material: 4130 Steel

Grade 8 Gas Key Screws Coating: Black Nitride Bolt

Specifications Bolt Material: 9310 Steel | Shot Peened

Extractor Material: 4140 Steel

Caliber: 223 REM/5.56 NATO/300 Blackout / 350 Legend

Mil-Spec O-Ring

Mil-Spec Gas Rings (3)

Cam Pin Material: 4140 Steel

Firing Pin Material: 8740 Steel, Hard Chrome Plated

Other: MPI Inspected

Lifetime Warranty – Our BCGs carry a lifetime, no questions asked, warranty. Simply put… Should any of our BCGs fail, return it to them for a brand new replacement.