Pirelli Scorpion SmarTube Tubes - 29 x 2.2-2.6", 42mm Presta Valve, Pack of 2

Pack of 2: Scorpion 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.SmarTube offers low weight and volume combined with a high level of reliability, not available with an equivalent butyl tube. The perfect solution for marathon racers and trail and enduro riders that are looking for a lightweight, resistant and compact spare tube. The volume of the Scorpion SmarTube is up to 50% less than an equivalent butyl tube making it the ultimate spare tube: it saves space and doesn't add weight on the trails. Do not use with rim brakes. Item Specifications: ISO Diameter, 622 / Road / 29", ISO.