3/8" Universal Snow Blower Impeller Modification Kit Compatible with Modifies Machine Snow Blower (3 Pack)Packing list: You will receive 3 rubber paddles 3 metal straps 9 bolts and locking nuts 9 self-tapping screwsSpecifications: The rubber slurry is made of high-quality rubber, the size is 3/8'', the thick rubber paddle size is 1.9''W x 4.9''L, the minimum tensile strength is 725 PSI (5 MPA). Metal band is approximately 1.3'' wide x 3.7'' long.Bolts and Locking Nuts: Hex bolts are 5/16-18 x 1" coarse threaded with 5/16-18-locking nuts (install with 1/2" wrench and socket). Package also comes with 9 Self-locking screws, all screws are made of high-quality metal materials.Function: This snow blower impeller conversion kit reduces the existing "gap" between the snow blower's impeller blades and the impeller chamber wall. The smaller the gap, the higher the machine's operating efficiency and snow-throwing capacity, and the less likely it is that the machine will become clogged with snow.Note: Before ordering, please make sure the part number of your new replacement unit matches your original unit.Product parameters:(3/8in): Packing size: 13*5*5cm Weight: 450gNote: The data are all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.