Halfpipe for tech deck

This can be cut from 1/8 ply on a laser cutter to make a sick-ass finger skateboard ride. the living hinge is still in the design phase and should be uploaded relatively soon. The grind rails are made from wooden dowels ranging from 1/4 to 1/2 diameter depending on the size you want. quantities: bottom slot: 1 halfpipe long: 2 halfpipe short: 2 halfpipe slotted: 6 halfpipe top: 2