Specifications: Rubber slurry is made of high-quality rubber, The size of the thick rubber paddle is 1.9inch W x 4.9inch L, with a minimum tensile strength of is 725 PSI (5 MPA). Metal band is approximately 1.3inch wide x 3.7inch long. Bolts and Locking Nuts: Hex bolts are 5/16-18 x 1inch coarse threaded with 5/16-18-locking nuts (install with 1/2inch 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 "space" between the snow blower"s impeller blades and the impeller chamber wall. The smaller the space, 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 old unit. Colour:As Shown Material:Metal+Rubber Size:Thickness 1/4 inch Package Contents: 3 * rubber paddles 3 * metal straps 9 * bolts and lock nuts 9 * self-tapping screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''''''''''''''''''''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!