Premium Material: Made of high-strength urethane elastomer to ensure that the tool will not damage your transmission and will not deform
Function: The tool is designed to lock the camshaft and crankshaft gears which allows for removal or replacement of the camshaft and crankshaft bolts
Ideal for backyard mechanic: Put it lightly between the gears can lock the twin cam tightly and ready to next step,backyard mechanic can make it easily