Pirelli SporTube Tube - 27.5 x 2.5 - 2.8 48mm Presta Valve ModelNumber=K8472 The SRAM CenterLine rotor design

The SRAM CenterLine rotor design provides a smooth consistent and quiet running braking surface

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Pirelli SporTube Tube - 27.5 x 2.5 - 2.8 48mm Presta Valve ModelNumber=K8472 The SRAM CenterLine rotor designPirelli SporTube Tube 27. 5 x 2. 5 2. 8 48mm Presta Valve. The SporTube is the most classic cycling butyl inner tube; the standard interpretation of the most used air retention system in the world. A complete range offers the size and specification for every kind of cyclist and discipline from road cycling to urban commuting. Butyl construction Disc and rim brake compatible Black valve stem TECH SPECS ISO Diameter 584 650b 27. 5" ISO Width (mm) 63 ISO