Here's an elegant wooden compass mount you can make. 1: Begin with about a 6" x 6" block of wood; trace deck camber onto the side of the block. 2: Using a sander or bandsaw, carve the camber into the block 3: With a Bonsai Saw, saber saw, coping saw or bandsaw, cut a 5" diameter circle (or whatever dimension your compass is). 4: Round over the top edges of the mount. The finished mount is glued to the deck beneath the compass.