|Color||Various, depending on wood|
|Dimensions|| Diameter: 2 3/8" |
Width: 1 3/8"
|Bearing size||TMBR Reversible Woodthread Axle|
The Sullivan is a yo-yo designed around a new reversible Woodthread Axle system, which allows the user to screw apart the yo-yo to untangle or replace the string, or change its profile between an Imperial shape, a Butterfly shape and a useless Pagoda shape.
A Woodthread Axle is a three-piece assembly, consisting two wooden threaded side caps with flat-head slots, and a main thread, which features the axle itself.