microSHIFT M21 Rear Derailleur - 6/7 Speed Short Cage Dropout Claw Hanger BLK CheckoutSpec= rear Folds down to save space

Folds down to save space when not in use

Using Shimanos Ice Technology the rotor significantly reduces heat build-up in the brake system to ensure consistent high performance braking even on the steepest downhill stretches

5mm Rim Material Carbon Rim Model 3ZERO MOTO Wheel Tire Type Tubeless Ready Rim inner width range 28-34

Multiple carcass layers give the tire extra puncture protection

Primary Color Yellow Size S Color Curry

microSHIFT M21 Rear Derailleur - 6/7 Speed Short Cage Dropout Claw Hanger BLK CheckoutSpec= rear Folds down to save spacemicroSHIFT M21 Rear Derailleur 6 7 Speed Short Cage Dropout Claw Hanger Black. M21 rear derailleurs are designed to work with 6 and 7 speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs. Robust composite and steel construction Compatible with Shimano 6 and 7 speed mountain and road systems TECH SPECS Largest Cog 30Rear Der Shifter Compatibility Shimano MountainRear Derailleur