B&T Firearms 361657 APC Pro 5.56x45mm NATO 30+1 10.50″ Black Threaded Barrel, M-LOK Handguards, Black Picatinny Rail Receiver ,Black Polymer Grips, No Brace, Ambidextrous
B&T Firearms 361659 APC Pro 5.56x45mm NATO 30+1 16.50″ Black Threaded Barrel, Black Picatinny Rail Aluminum Receiver, M-LOK Handguard, No Stock, Black Polymer Grip, Ambidextrous