Fumpa TPU MTB Tube - 27.5" gsforcee1 More recent studies have shown

More recent studies have shown that increased fructose content

gravel bikers face a different challenge

For the best possible performance in muddy conditions

WEIGHT 1530 g / 3

Fumpa TPU MTB Tube - 27.5" gsforcee1 More recent studies have shownTPU 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