Shop › MAG S&W M&P 45 14RD BLK BASE MAG S&W M&P 45 14RD BLK BASE $49.00 Smith & Wesson Magazine, 45ACP, 14 Rounds, Fits M&P, with BlackGrip Extension, Stainless, Silver 194760000 Quantity: Add To Cart Added! Smith & Wesson Magazine, 45ACP, 14 Rounds, Fits M&P, with BlackGrip Extension, Stainless, Silver 194760000