12.5" CARBINE UPPER GROUP
BCM® Standard 12.5″ Carbine Upper Receiver Group w/ KMR-A10 Handguard
12.5" CARBINE UPPER GROUP
BCM® Standard 12.5″ Carbine Upper Receiver Group w/ QRF-10 Handguard
14.5" M4 CARBINE UPPER GROUP
BCM® Standard 14.5″ M4 (SOCOM) Upper Receiver Group w/ QRF-7 Handguard
14.5" M4 CARBINE UPPER GROUP
BCM® Standard 14.5″ M4 Carbine Upper Receiver Group w/ QRF-7 Handguard
16" MID LENGTH UPPER GROUP
BCM® SS410 16″ Mid Length Upper Receiver Group 1/8 Twist (Ionbond BLACK)
11.5" CARBINE UPPER GROUP
BCM® Standard 11.5″ Carbine (LIGHTWEIGHT) Upper Receiver Group w/ KMR-*ALPHA* 7″ Handguard (NFA)
11.5" CARBINE UPPER GROUP
14.5" MID LENGTH UPPER GROUP
BCM® BFH 14.5″ Mid Length (LIGHT WEIGHT) Upper Receiver Group
14.5" MID LENGTH UPPER GROUP
16" MID LENGTH UPPER GROUP
16" MID LENGTH UPPER GROUP
BCM® BFH 16″ Mid Length (LIGHT WEIGHT) Upper Receiver Group (.625FSB)
16" MID LENGTH UPPER GROUP