Pirelli Scorpion SmarTUBE - 42mm Presta Removable Valve Core - 2.2-2.6 Inch - 27.5 Inch PDP|Colour Durable steel barrel and piston

Durable steel barrel and piston

If you do find that they are too loud you can always pack some extra grease into the freehub to quiet things down a bit

The ergonomic back protector can be removed to allow for the carriage of a hydration bladder with options to route the hose either over the shoulder or underneath the arms

Pros: Excellent protection for the knees

Pirelli Scorpion SmarTUBE - 42mm Presta Removable Valve Core - 2.2-2.6 Inch - 27.5 Inch PDP|Colour Durable steel barrel and pistonScorpion 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