SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta Valve Made with reliable materials so

Made with reliable materials so you will enjoy seamless power transfer on even the steepest climbs

Its innovative 360° steel bolt allows effortless engagement from any angle

Quick and easy to apply

The progressively deepening relief channel is complimented by a proper cut-out at the deepest spot

Believe it

SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta Valve Made with reliable materials soThe SporTube is the most classic cycling butyl inner tube; the standard interpretation of the most used air retention system in the world. A complete range offers the size and specification for every kind of cyclist and discipline, from road cycling to urban commuting. Butyl construction Disc and rim brake compatible Black valve stem