Pirelli Tire Fold P Zero Velo TT Full Black Size:700C x 23 5 37 75 Output Modes:

5 37 75 Output Modes: 3+ Brightness Levels Compatible Batteries: 2 x AAA Batteries Included: Yes Included Accessories: Batteries

When your batteries eventually do run out of juice

'12-15 SID 100/80mm (except '12 1-1/8" carbon)

Shimano RD-M310 Specifications

It has a premium titanium powdered coated finish and built with high strength steel and aluminium alloy

Pirelli Tire Fold P Zero Velo TT Full Black Size:700C x 23 5 37 75 Output Modes:Description: Designed for high speeds and providing minimal rolling resistance, this is the fastest and lightest tyre in the P ZERO Velo family. With Pirelli SmartNETSilica compound delivering outstanding grip,you can confidently ride this clincher on wet and dry. Features: The fastest of the range: 23mm profile to minimize aerodynamic drag force. Superior handling for extreme cornering. Best in category wet handling Extremely light 23c just 165g!