Fumpa TPU MTB Tube - 27.5" gsforcee1 For the best possible performance

For the best possible performance in muddy conditions

A worn bicycle chain causes poor shifting performance and can actually wear out drivetrain components

clamp and a set screw for the Motion Control compression damper

a helmet mount

Fumpa TPU MTB Tube - 27.5" gsforcee1 For the best possible performanceTPU tubes offer many of the benefits of going tubeless: lighter faster wheel weight, puncture and pinch flat resistance, superior road feel through the tyres, streamlined roadside repair kits and they retain the convenience of using tubes. But electric bike pumps generate heat which can damage plastic valve stems. Smooth plastic valve stems can also make it difficult to attach your pump. Fumpa TPU tubes are optimised for use with electric bike pumps