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.

FEATURES

• 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

SPECS

• Size: 29 x 1.8-2.2
• ISO Width (mm): 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55
• Shaft Type: Smooth
• Valve: Presta Med 41-55mm
• Valve Core: Removable
• Weight: 75g
• Tube Compound: Thermoplastic Elastomer