18" RIFLE UPPER GROUP
BCM® SS410 18″ Rifle Upper Receiver Group w/ MCMR-13 Handguard 1/8 Twist
16" MID LENGTH UPPER GROUP
BCM® SS410 16″ Mid Length Upper Receiver Group w/ MCMR-13 Handguard 1/8 Twist
12.5" CARBINE UPPER GROUP
BCM® MK2 Standard 12.5″ 300 BLACKOUT Upper Receiver Group w/ MCMR-10 Handguard
11.5" CARBINE UPPER GROUP
BCM® BFH 11.5″ Carbine Upper Receiver Group w/ MCMR-10 Handguard
16" MID LENGTH UPPER GROUP
BCM® BFH 14.5″ Mid Length Upper Receiver Group w/ MCMR-10 Handguard
AR15 Upper Receiver Groups
BCM® Standard 12.5″ 300 BLACKOUT Upper Receiver Group w/ MCMR-10 Handguard
AR15 Upper Receiver Groups
BCM® MK2 Standard 9″ 300 BLACKOUT Upper Receiver Group w/ MCMR-8 Handguard
16" MID LENGTH UPPER GROUP
AR15 Upper Receiver Groups
BCM® Standard 9″ 300 BLACKOUT Upper Receiver Group w/ MCMR-7 Handguard
AR15 Upper Receiver Groups
BCM® Standard 9″ 300 BLACKOUT Upper Receiver Group w/ MCMR-8 Handguard
14.5" MID LENGTH UPPER GROUP
16" MID LENGTH UPPER GROUP