Complete Phantom Style Cassette Kit for Kart DrivelinesComprehensive Kit Contents: Two durable cassettes form the core, providing a stable base for axle mounting. Lube rings integrated to keep bearings lubricated, cutting down on heat buildup during intense runs. Four alignment pins for spot on positioning, preventing misalignment that could sap power or cause uneven tire wear. Delve into the Phantom style's engineering: this kit transforms your kart's rear end into a efficiency machine, where every