3/8" Universal Snow Blower Impeller Modification Kit Compatible with Snow Blower Machines (3 Pack) Packing list: 3 rubber paddles, 3 metal straps, 9 bolts and locking nuts, 9 self-tapping screws Specifications: The rubber slurry is made of high-quality rubber, size 3/8". Thick rubber paddle dimensions: 1.9" W x 4.9" L. Minimum tensile strength: 725 PSI (5 MPa). Metal band size: 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 using 1/2" wrench and socket). Package includes 9 self-locking screws. All screws are made of high-quality metal materials. Function: This snow blower impeller conversion kit reduces the gap between the impeller blades and the impeller chamber wall. A smaller gap increases machine operating efficiency and snow-throwing capacity, reducing the likelihood of snow clogging. Note: Before ordering, please verify that the part number of your replacement unit matches your unit. Product parameters (3/8"): Packaging dimensions: 13 x 5 x 5 cm. Weight: 450g Note: All data measured manually. Please allow 1–3 cm variation due to manual measurement. Color may vary slightly due to lighting and display differences. Actual product received may vary slightly from images.