The best BCGs for replacement parts and builds have strong and dependable carriers with trusty bolt assemblies that cycle reliably. That's exactly what you'll get with this high quality complete BCG. This TiN Plated BCG comes with a Gold finish. This Titanium Nitride Bolt Carrier Group is perfect for any AR15, M4 or M16 Build. These carriers and bolts are build to military specifications, also known as "Mil-Spec" and they are known throughout the industry as some of the best!

Enhanced 9310 Steel (Bolt)
8620 Tool Steel (Carrier)
Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
Tool Steel Extractor
Shrouded Firing Pin
Mil-Spec Gas Key (4130 Steel) attached with Grade 8 hardware and Properly staked
Caliber: .223 / 5.56 / 300 Blackout
Bolt is shot Peened and MPI
All BCG components pre-polished before being processed and then post polished!

SKU: A00483
UPC: 860006522133