B&T 9mm Magazine, Black, Fits USW-A1, 30rd These B&T’s USW replacement magazines feature the same reliability as the mags that ship with new B&T firearms. These high quality factory magazines hold 30 rounds of 9mm ammunition. Caliber : 9mm Capacity : 30 Rounds Color : Black Fit : USW-A1 Subcategory : Pistol Magazines Type : [...]