Pirelli Sportube 700C Inner Tube Size:700 x 23 -30, 60mm valve Medium & large expand to

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

2mm Engineered for maximum comfort and road vibration absorption

Ergonomically-Padded Seat

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

Pirelli Sportube 700C Inner Tube Size:700 x 23 -30, 60mm valve Medium & large expand toThe 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