The Perpetual Wedge

There are two models here PW1 - which is the original version of the perpetual wedge and PW2 which is an updated modern version. You can find a video on this here : https://youtu.be/8VPYJXBb1Lc

PW1 only needs glue but for PW2 you will need 2 x bearings at 22mm by 8mm by 7mm and a pice of 8mm bar to act as an axel