Ample Quantity This set includes 20 sets of high-quality snowblower shear pins and cotter pins, providing a reliable replacement option for your snow blower. It offers sufficient quantity for regular use and replacements during winter. Suitable for both personal and commercial users, this set meets your maintenance needs. Protecting the Snow Blower The shear pin helps protect other components of the snow blower by breaking upon impact when the machine encounters obstacles such as ice or rocks, preventing further damage. The cotter pin secures the blade and frame in position. Together, these pins play a crucial role in maintaining the safe and effective operation of the snow blower by ensuring component stability and machine protection. Applicable Models This cotter pin and shear pin kit is designed to fit models 738-04124 and 714-04040. It is compatible with MTD, Cub Cadet, and Troy-Bilt snow blowers. It also fits select yard machines and lawn tractors. For accurate fitment, please refer to your equipment’s owner’s manual before purchase.