microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black rails-CrMo they draw on traditional mountaineering

they draw on traditional mountaineering skills

Fits straight onto your chain ring

stimulates circulation and reduces inflammation with a unique blend of clean

}Kenda Koncept Tire - 650c x 23 Clincher Folding Black 60tpi

microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black rails-CrMo they draw on traditional mountaineeringmicroSHIFT 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