Shimano Tourney SL-FT55 7-Speed Right Thumb Shifter PSI-220 These 24mm ISIS interface cranks

These 24mm ISIS interface cranks are engineered for compatibility with Bosch Gen 4 Brose S Mag TQ HPR 50 Fazua Yamaha Maxon and Specialized Brose motor systems

GreenGuard is a highly elastic India rubber that is 3mm thick

enhances traction and cornering prowess while facilitating rapid acceleration

Sonic Weld construction adds protection on corners of saddle

Shimano Tourney SL-FT55 7-Speed Right Thumb Shifter PSI-220 These 24mm ISIS interface cranksShimano Tourney SL FT55 7 Speed Right Thumb Shifter. Shimano Tourney SL FT55 Right Thumb Shifter TECH SPECS Color Black Rear Der Shifter Compatibility Shimano Mountain Drivetrain Speeds 7 Weight 90 Shifter Style Thumb