microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black MFPN=1C0905GRN tubed and tubular tires

tubed and tubular tires

} Ride wherever you want with a tire designed specifically for use on the rear wheel

Fits most standard 9/16" threaded grease tubes

The Padrone features the following measurements: Current/ average/ maximum speed total distance trip distance elapsed time clock and stopwatch

microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black MFPN=1C0905GRN tubed and tubular tiresmicroSHIFT M21 Rear Derailleur 67 Speed Short Cage 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 6 Drivetrain Speeds 7