US Made 8620 steel with mag phosphate finish
Precision milled for use with Glock style or traditional AR-45 lower receivers
M-16 cut for use in transferable full-auto MGs, dealer post sample MGs or other legal machine guns (ALL BATFE RULES APPLY)
The New Frontier Armory AR-45 Bolt Carrier Group is proudly MADE IN THE USA by hard working American men and women.

Model: AR-45 Standard 45 ACP BCG (Glock & Colt Compatible)
Caliber: .45 ACP
Weight: 14.5 oz

**NOTE: Many Aftermarket drop in triggers use modified hammers which may not reset properly, or hit the firing pin square on the carrier which could cause firing pins to bind and snap. We recommend using only MIL-SPEC hammers with any 9mm, .40, or .45 blowback bolt carrier groups.