Ride height gauge for 1/10-scale RC Buggy

Most 1/10-scale RC buggies need to be set to a ride height of 23mm, 24mm, or 25mm. Or some combination thereof: Losi 22's are often set to 23/24 front/rear.

This not-quite-cubical block has three lengths: 23mm, 24mm, and 25mm. Just drop the buggy onto a smooth surface, then adjust the ride height so that this block just slides under the chassis when the desired number is right-side up. In other words, if you look at the block from the side and the '24' is right-side-up on the side of the bloc