Brand: microSHIFT
Name: microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Dropout Claw Hanger Black
Model Number: RD-M21SA
UPC: 4710495436371
Color: Black
Speed compatibility: 7
Cable Pull Ratio: 1.7 - Shimano standard, SRAM 2:1
Cage Length: Short
Actuation: Cable
Clutch: Unknown
Total Capacity: 39
Weight: 340 grams
Chainring Differential: 39
Round/Oval: Round