JT Sprockets Racelite Aluminum Rear Sprocket Suzuki / Yamaha 80cc-85cc Precision CNC machined to JTs uncompromising standards from certified 7075-T6 Ergal aviation grade aluminum alloy, the JT RaceLite sprocket range is designed and engineered to withstand extreme pro-race conditions, providing maximum strength and durability at minimum weight. Features: Machined from 7075-T6 Ergal aviation grade aluminum Designed to withstand extreme pro-race conditions Provides maximum strength and durability at minimum weight Note: Images are for reference only.