Pirelli Scorpion SmarTube Tube - 27.5 x 2.2 - 2.6 42mm Presta Valve Ring Type-Single (Anti-Chain Drop) 11-32: Not Required (GS medium

11-32: Not Required (GS medium cage rear derailleur works)

4 to 5 strokes

Durable CNC-machined aluminum and has a knurled barrel for slip-resistant operation

feature-packed cycling light designed to elevate your riding experience

Pirelli Scorpion SmarTube Tube - 27.5 x 2.2 - 2.6 42mm Presta Valve Ring Type-Single (Anti-Chain Drop) 11-32: Not Required (GS mediumPirelli Scorpion SmarTube Tube 27. 5 x 2. 2 2. 6 42mm Presta Valve. 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