SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta Valve

SporTube Tube Options:SporTube Tube - 700 x 32 - 40mm, 48mm Presta ValveThe 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

Believe it

Exquisitely machined from 7075-AL

Waist adjustment tab ensures that the fit is easily customizable and dialed-in

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

Low profile design for comfort off of the bike or when worn with jeans

origami inspired polypropylene fenders are ultralight

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

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

will power ON in the last mode used

Flat Protection: BlackBelt X2