Nicely finished, snazzy design, "Insert built-in" brilliantly simple, makes roll measurement very easy. You really don't need a turntable. It's one of those tools that looks very similar to competing tools, but once you actually use it, the differences become apparent and it's well worth the extra money. Any similar tool design is only useful if you can actually set camber with the wheel on the car and the car on the ground, but this tool is designed to be hand _or_ attached and is very easy to