Home / Semi Automatic / CSA 01 CSA 01 Category: Semi Automatic Product ID: 5698 Description Description CALIBER 12 Ga, 76 mm Chamber RECEIVER 7075 Aluminum BARREL 47/51/55/61/66/71 Cm 4140 Steel CAPACITY 4+1 Shot STOCK Synthetic Related products CSA 20 CSA 12 CSA M12