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.

• Polyurethane tube
• Twice as strong as a regular butyl tube
• Super lightweight
• Very compact
• Wheel Diameter: 29''
• Tube Width: 2.20-2.60
• Valve Length: 40 mm
• Valve: Presta
• Tube Weight: 100 g
• Shaft Type: Threaded