Ring Lock Options:Ring Wheel Lock with Plug-In Chain - 5.5mm, 120cm Chain, Black Axles for WTP Helix hubs

Axles for WTP Helix hubs

The outer pins sit 2mm higher than the inner ones

200 pound rider weight limit

Shimano Other Cable & Housing Parts

Ring Lock Options:Ring Wheel Lock with Plug-In Chain - 5.5mm, 120cm Chain, Black Axles for WTP Helix hubsKryptonite Ring Locks mount to the frame using a flexible mount bracket and allow locking the wheel which prevents roll, ride and lift away theft. 9mm plug in chain to be used with either Kryptonite retractable or non retractable ring lock Plug in options also include a 5. 5mm chain and a 10mm cable 120cm long Kryptonite and AXA ring locks plug in options are compatible E Bike Approved