This design is based on 3.4mm plywood (this is what I used. Other thicknesses

should work without and modifications,

though a respective change in friction

between parts should be noted).

All holes have been designed for 6mm

dowel, assuming a kerf

Stick these two semi

circle off-cuts together and stick on the

underside for a hand grip.

Stick these two semi

circle off-cuts together and stick on the

underside for a hand grip.

1: Top layer2: Base layer3: Optional cover