Smith & Wesson M&P15-22. 22 LR 25 Round Rifle Magazine Black 1 Pack Polymer 25RD. Specifications for Smith & Wesson M&P15-22. 22 LR 25 Round Rifle Magazine: Manufacturer: Smith & Wesson Color: Black Fabric/Material: Polymer Magazine Capacity: 25 Round Caliber: .22 Long Rifle Gun Make: Smith & Wesson Gun Model: Smith & Wesson M&P 15-22 Package Contents: Smith & Wesson M&P15-22. 22 LR 25 Round Rifle Magazine What firearm models does the manufacturer say Smith & Wesson M&P15-22. 22 LR 25 Round Rifle Magazine is compatible with? The manufacturer says that Smith & Wesson M&P15-22. 22 LR 25 Round Rifle Magazine is compatible with Smith & Wesson M&P 15-22Smith & Wesson 199220000-25RD: M&P15-22. 22 LR 25 Round Rifle Magazine Black 1 Pack Polymer