Stern Defense AR-15 Upper Receiver, .45 ACP, 16.1in Barrel, 15in MLOK Rail, SD BU45 Bolt, SD CH1 Charging Handle, SD CB45 Comp Break, Black, 015-SD15INCHMOD5-KK 015SD15INCHMOD5MLOK161INCHBARRE

UPC:

850001176026

MPN:

015SD15INCHMOD5MLOK161INCHBARRE