[Easy to install] The product is equipped with 4 mounting screws, just fix the threaded support rod on the table [Wide range of applications] It is suitable for worktable, woodworking inverted electric wood milling inverted, etc. It can clamp the trimming machine with a diameter of 64~66mm. [Super lift travel] Generally, the more expensive lifting base can only be lifted by 40mm (1.57inch). This product can be lifted to 51mm (2inch), and it can be lifted by 1mm every turn [High quality] The main body is made of hard aluminum alloy, CNC processing, smooth and surface, stainless steel support rod, rust proof and anti-corrosion, and has a long service life. Maximum lifting stroke: 51mm (2inch) Lifting mode: manual lifting, equipped with manual lifting rod Mounting screw hole position: 70 x 62mm Suitable for trimming machine: universal type, suitable for trimming machine with motor diameter between 64~66mm Colour:black Material:Metal Package Contents: 1 x Router Lift set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.