Base is 2-1/2" wide x 9-1/2" long. Tool rest is 9" long with a 5/8" shank (16mm). Base is designed to fit a lathe bed with a 1-1/4 wide slot.
Base Dimensions: 2-1/2" right to left x 9-1/2" front to back x 3-1/4 tall. The overall height is adjustable from 4-5/16" to 6-1/16" (1-3/4 of total adjustment). Please measure your lathe carefully and compare your measurements to our listing before ordering.