Winchester XPR .350 Legend Detachable Box 3 Round Rifle Magazine Black 1 Pack Polymer 4RD. The magazine is a slick and slim single stack design that feeds cartridges in a straight line into the chamber. The XPRs magazine capacity is three cartridges in both magnum and standard calibers. Specifications for Winchester XPR .350 Legend Detachable Box 3 Round Rifle Magazine: Manufacturer: Winchester Color: Black Fabric/Material: Polymer Magazine Capacity: 4 Round Caliber: .350 Legend Gun Make: Winchester Gun Model: Winchester XPR Package Contents: Winchester XPR .350 Legend Detachable Box 3 Round Rifle Magazine The Winchester Win Xpr Magazine .350 Legend Detachable Box is a quality addition to the Winchester lineup. For more great deals on Rifle Magazines by Winchester please browse our Winchester Magazines page. What firearm models does the manufacturer say Winchester XPR .350 Legend Detachable Box 3 Round Rifle Magazine is compatible with? The manufacturer suggests that Winchester XPR .350 Legend Detachable Box 3 Round Rifle Magazine is compatible with Winchester XPRWinchester 112098804-4RD: XPR .350 Legend Detachable Box 3 Round Rifle Magazine Black 1 Pack Polymer