this will fit straight onto any vavle without the need to change over the internals

MW-11 — 11 mm

resulting in a chain that engages the cassette and chainring with less friction

The result is an H-Bar that is just as strong as ever

Available in your favourite trail lengths

Pirelli Scorpion SmarTUBE - 42mm Presta Removable Valve Core - 2.2-2.6 Inch - 29 Inch Needs Images this will fit straight ontoScorpion SmarTUBE is the mountain bike specific inner tube that blends the innovative features of TPU (Thermoplastic Polyurethane), a specific formulation for the riders that are looking for the best balance between protection against punctures, weight and volume. Scorpion SmarTUBE is a one of a kind inner tube: low weight and volume combine with a high level of reliability not available with an equivalent butyl tube. The perfect solution for marathon