SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta Valve INCREDIBLY CAPABLE: If the Enduro

INCREDIBLY CAPABLE: If the Enduro looks like its sibling

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

Quick and easy to apply

Exquisitely machined from 7075-AL

SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta Valve INCREDIBLY CAPABLE: If the EnduroThe 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