Installing this HI VIZ Slip On Recoil Pad is a great way to reduce felt recoil from your rifle or shotgun. It can also be used to add some length of pull to a shorter stock. Easy, slip on installation requires no tools or gunsmithing.Features1" thick rubber padding Fit Notes:Small fits stocks from 4.5a ^2 H x 1.375a ^2 W up to 4.6875a ^2 H x 1.5a ^2 W.BROWNING - A Bolt, A Bolt Medallion (most models) BLR model 81.MOSSBERG - Most wood and synthetic stocks youth 500 models.WINCHESTER - Most model 94 lever-actions.NEW ENGLAND FIREARMS - Pardner and Handi-Rifles; most youth models.MARLIN - Most Marlin lever-action rifles.Medium fits stocks from to 4.6875a ^2 H x 1.625a ^2 W up to 4.875a ^2 H x 1.6875a ^2 W.BAIKAL - Most models.BENELLI - Nova, M-1 Field, Super Black Eagle 12 ga. (non-Comfortech).BERETTA - Models with 5-inch stocks.BROWNING - Gold, Silver and Maxus Synthetic Stocks.MOSSBERG - 500, 835...