Pachmayr Decelerator Slip On Recoil Pad Magnum Recoil Reduction, Small, Brown. Decelerator recoil control and patented Speed-Mount insert. Pad's material and design make installation easy. Design delivers smooth, snag-free mounting and maximum recoil reduction. Pad Size Fits Stocks: Small 1.5 inches to 1.63 inches wide x 4.75 inches to 4.88 inches long. Fits: - Beretta: 391 Field, Xtrema - Browning: BLR, A-Bolt Models - Marlin: 336, 444, 1895, 450 - Mossberg: 500 (Small size stocks including Youth, Bantam, Synthetic (Pre-99), 9200/9300 Models) - New England Firearms: Pardner and Handi-Rifle