Loading... Please wait...Belly Buster Adjustable weights fit all P85 clutches and let you customize your snowmobile’s performance. Each weight has three positions with up to 16 grams of adjustment per arm, allowing you to fine-tune for horsepower levels and altitude changes. Lightweight magnets make adjustments simple without adding extra mass. Made from billet tool steel, heat treated and plated for long-term durability, these weights are perfect for riders who want precision control over low-end and midrange pull.