Kenda Schrader Tube Schrader Length: 35mm 20'' 2.20-2.50 Frame Mount-30.0mm Ergonomic design provides efficiency comfort

Ergonomic design provides efficiency comfort and safety

Shimano ZEE RD-M640 Rear DerailleursShimanos stabalizing Shadow RD+ clutch technology is proven to reduce chain slap and noise

Combo adapter compatible (K13-580-BLK included)

and enhances suspension performance ride after ride

The Tanpan brings the range and security of Shimano mountain rear derailleurs to Shimano-equipped drop-bar bicycles

Kenda Schrader Tube Schrader Length: 35mm 20'' 2.20-2.50 Frame Mount-30.0mm Ergonomic design provides efficiency comfortStandard 1mm tube thickness Schrader valve New width ranges ensure fewer skus are needed on the shelf TECH SPECS Thorn resistant No Wheel Diameter 20 Tube Thickness in mm 1. 0mm Valve Length 35mm Shaft Type Threaded Tube Width 2. 20 2. 50 Valve Schrader