TacFire's AR-15 Built Upper contains all the parts you need, minus the lower, to custom build your own AR. TACFire was founded in 2010 with the goal of providing the highest quality parts required for tactical weapons.
Specifications and Features:
Complete AR-15 Upper Receiver
.45 ACP
Barrel Length: 16"
Barrel Twist Rate: 1-16
16" Free Float Handguard
Threaded 5/8x24
Linear Compensator Muzzle Device
Black Finish
Note: This product is not returnable. Contact the manufacturer for warranty and assistance.
Specifications and Features:
Complete AR-15 Upper Receiver
.45 ACP
Barrel Length: 16"
Barrel Twist Rate: 1-16
16" Free Float Handguard
Threaded 5/8x24
Linear Compensator Muzzle Device
Black Finish
Note: This product is not returnable. Contact the manufacturer for warranty and assistance.
Is this compatible with a Foxtrot Mike FM45 lower with LRBHO feature?
Answer:
Yes this is compatible.
What magazines work with this?
Answer:
The Tacfire bolt carrier group is compatible with Glock & Colt. The lower will determine which magazines you use.