The bolt carrier is designed to work with any Stag Arms AR-15 rifle, upper half, or barrel designed for left hand ejection.
Coating: Manganese phosphate, chrome lined inside bolt area and gas key
Bolt carrier material: 8620 steel
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 manufacturer's rifles and upper halves?
A: No, this bolt carrier assembly will not work with other companies rifles and upper halves.
Q: Can I use this bolt carrier with the Stag Arms piston system?
A: No, this bolt carrier assembly will not work with piston systems.
Q: What bolts will work with this bolt carrier?
A: This bolt carrier will only work with Stag Arms left handed bolts.
outstanding works in my custom built AR one of the only ones you can find that are cut for dust cover and forward assist works flawlessly. If you need a milspec bolt I would recommend this one