microSHIFT ADVENT X Rear Derailleur - 10-Speed Medium Cage Black With Clutch Pad Attachment Style-Threaded Post Road racing/training rim based on Equipped with a tire

microSHIFT ADVENT X Rear Derailleur 10 Speed Medium Cage Black With Clutch Pad Attachment Style Threaded Post Road racing training rim based on Equipped with a tire Road racing training rim based on the Aerohead rim with a wider footprint that allows for a more aerodynamic rim tire combination when paired with a 23c tire corner holding tread design featuring small blocks for low rolling resistance and excellent grip Ratchet and pawl clutch provides chain security and can be turned on and off with a switch Larger pulley and taller teeth for better chain security and higher ride height Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility microSHIFT ADVENT X Cage Length Medium Drivetrain Speeds 10 Weight 313 Color Black Designed for ebike Yes Chain Wrap Capacity (teeth) 40 Largest Cog 48