The Pirelli Scorpion SmarTube is a 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: 27.5 x 2.2-2.6
  
• ISO Width (mm): 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66
  
• Shaft Type: Smooth
  
• ISO Diameter: 584 / 650b / 27.5"
  
• Valve: Presta Med 41-55mm
  
• Valve Core: Removable
  
• Weight: 95g
  
• Tube Compound: Thermoplastic Elastomer