SunRace RD-M37 6/7-Speed Rear Derailleur Shimano Compatible Apparel Brand_Swiftwick STEMAlloy Quill 25

STEMAlloy Quill 25

an innovative and elegant bike storage idea that hangs your bike by the front wheel and allows it to safely swing sideways

Up To 90 Hours Runtime

R4 carbon injected nylon outsole: moderately stiff for efficient power transfer in comfort

The Wahoo RPM cadence sensor is your sleek little solution for measuring cycling cadence data

SunRace RD-M37 6/7-Speed Rear Derailleur Shimano Compatible Apparel Brand_Swiftwick STEMAlloy Quill 256 7 speed MTB rear derailleur Engineered polymer and steel construction Direct mount with optional hanger included SHIMANO Equivalent RD TY21 RD A070 Speed: 7sp Max: 30 Wrap: 37 Cage Mount: Mid Ratio: 2to1 Color: BLK Wgt: 265g