microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Dropout Claw Hanger BLK MFPN=TB00211500 100% UV protection

100% UV protection

5mm 10/11-Speed 42t 110 Asymmetric BCD GXP Spindle Interface Black

Top Tube Diameter Fits: 38 - 52mm

2mm Steerer Tube 1-1/8 Stem Length 40mm Stack Height 30 Stem Weight 242g Face Plate Bolts 4 Primary Color Silver

microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Dropout Claw Hanger BLK MFPN=TB00211500 100% UV protectionmicroSHIFT M21 Rear Derailleur 67 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 Cage Length Short Chain Wrap Capacity (teeth) 39 Color Black Drivetrain Speeds 7