The bolt carrier assembly is designed to work with any AR-15 rifle, upper half, or barrel designed for right hand ejection in the 5.56/.223 caliber
Coating: Manganese Phosphate, chrome lined inside bolt area and gas key
Bolt carrier material: 8620 steel
Bolt: 5.56/.223 Right-Handed Bolt assembly
Included parts: Bolt carrier, bolt assembly, cam pin, firing pin, and firing pin retaining pin
Design: M16 carrier with a shrouded firing pin
Staking: Proper mil-spec staking of the gas key
Q: Will this bolt carrier work with other company's rifles and upper halves?
A: This bolt carrier assembly will work with other companies 5.56 rifles and upper halves.
Q: Can I use this bolt carrier with the Stag Arms piston system?
A: This bolt carrier assembly will not work with piston systems.