Pirelli Sportube 700C Inner Tube Size:700 x 23 -30, 60mm valve It cushion the inner tube

It cushion the inner tube upon impact meaning there is never any contact of the tube with the rim

and responsibility of riding at an early age

Medium & large expand to add 20-30% more volume

With a monstrous wide-range spanning from 11t to 50(51)T

Finished with the new GX Eagle signature colorway – to compliment any cassette and chain colorway a rider wants from the Eagle Colorsystem

Pirelli Sportube 700C Inner Tube Size:700 x 23 -30, 60mm valve It cushion the inner tubeThe SporTUBE is the most classic cycling inner butyl tube range, the standard interpretation of the most used air retention system in the world. A complete range with the size and specification for every kind of cyclist and discipline, from road cycling to urban commuting. MODEL SIZE WEIGHT VALVE TYPE VALVE COLOUR MATERIAL COMPATIBILITY SporTUBE 700 x 32 40C 150g Presta, 48mm Silver Buty1 Disc and rim brakes