Wren Star Ratchet Rear Hub (190mm/197mm) Adaptors Just like our lights

Just like our lights

Tool-less Travel Adjust

A small knob located between the center tread and side knobs provides a smooth transition while cornering

Fully integrated design that allows any bike using the HEADSPACE STEM to mount a GPS DEVICE in the center of the cockpit

Magura MT5

Wren Star Ratchet Rear Hub (190mm/197mm) Adaptors Just like our lightsOverview Upgrade your bike's drive system with a star ratchet hub manufactured by Wren Sports and designed to excel in high torque situations with powerful mid drive motor eBikes. Available in 32 holes and can be set up for 190mm or 197mm rear ends. What is a star ratchet hub? A star ratchet hub is a robust and reliable hub design that distributes a load of your eBike's motor across 36 points of contact instead of the 4 6 points of contact on a pawl