SunRace M900 Rear Derailleur - 9-Speed Medium Cage Black CheckoutSpec= Single Sided Lock-On Wrist width is adjusted easily

Wrist width is adjusted easily with Velcro

get up to 7 nights of battery life

} To convert 6 bolt rotors to center lock

Our universal bottom bracket frame drift is designed to press all current Wheels Mfg bottom bracket cups in to your frame

Made with the same precision axle and bearing system as the Contact and Scarab models for smooth running and long durability

SunRace M900 Rear Derailleur - 9-Speed Medium Cage Black CheckoutSpec= Single Sided Lock-On Wrist width is adjusted easilySunRace M900 Rear Derailleur 9 Speed Medium Cage Black. The SunRace M9 Rear Derailleuris designed for 9 speed MTB drivetrains. TECH SPECS Largest Cog 51 Color Black Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type Shimano Rear Direct Mount Drivetrain Speeds 8 Drivetrain Speeds 9 Weight 270 Cage Length Medium