The Mossberg 940 JM Pro 12 Gauge Semiautomatic Shotgun features semiautomatic action and has a 4-round capacity. It's built with a vent rib barrel, optics cut stainless steel receiver and a synthetic stock. HiViz CompSight fiber optic sights, tang safety and a gas operating system complete the design. Mossberg 940 JM Pro 12 Gauge Semiautomatic Shotgun - Shotgun Semi Automtc at Academy Sports
