Attachment system for a full face or open face helmet

What size bikes (wheel base) can it carry: All sizes down to kids bikes

Spindle:CNC machined Crmo

2 Large Outer Bearings

This clever design forms a long

Bikeyoke Willy Silicone Seat Clamp Cover - 30.9-31.6mm - Black PLP|EMTB Optimised Attachment system for a fullDon't forget protection! If you ever suffer from getting dirt, dust, and water down inside your frame, it's likely coming from the tiny gaps around under your seat clamp. Well, there's a solution to that! The Willy from Bikeyoke provides a watertight seal around your seat post and seat tube, prevent any of that nasty crud from getting in and wreaking creaking and corrosive havoc inside your seat tube.