Description: The SHIMANO rear derailleur delivers smooth and precise gear transitions, featuring a durable design built for long-lasting performance. Engineered to handle diverse riding conditions, it ensures reliable chain control and easy adjustment. Compatible with standard 7-speed and 8-speed cassettes and chains, it offers an effortless installation process—making it a dependable upgrade for any cyclist. Features: Brand: SHIMANO Type: 7/8-Speed Rear Derailleur Speeds: 7/8-speed Chain Capacity: Designed for standard 7-speed and 8-speed drive chains Mounting Type: Direct Mount Weight: Approximately 120g Shimano Rear Derailleur A Compatible Models: Verve, Trekker, Jumper Go, EX Titan, Discover ST 2.0, Discover 2.0, Rover 2.0, Voyager 2.0 Shimano Rear Derailleur B Compatible Models: Hunter 2.0S, Ranger *If you're uncertain whether this model is suitable for your electric bike, please do not hesitate to contact us for professional assistance. We are here to support you!