Z-Torque has been scientifically tested and proven to provide more available power than a typical pedal assembly. Get more out of your bike. Get Z-Torque.
Scientifically you say - I'll have 3 please.
@dst2 started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Scientifically you say - I'll have 3 please.