Get this magazine as an extra or replacement for your Smith & Wesson M&P 40 airgun BB pistol. It has fantastic weight and the real feel of a firearm magazine. A must have for feeding and firing practice and drills. This full-size magazine is designed to drop-free and holds 15 steel BBs. It fits the Smith & Wesson M&P 40 BB Gun powered by CO2 with a blowback slide and made by Umarex Airguns.

• 15-shot Full-Size Magazine
• Houses the 12-gram CO2 Cartridge that powers the BB Pistol
• Made Specifically for Smith & Wesson M&P 40 Blowback Pistol