Feature:1. RELIABLE MATERIAL: Made with aluminum alloy and stainless steel support rod, the router lift base is sturdy, rust prevention, and built to last.2. ADJUSTABLE HEIGHT: The lifting table base can lift up to 47mm and clamp machines with a diameter of 63.8 to 65mm, perfect for small edge trimming machines.3. SMOOTHER OPERATION: The included steel ball allows for smoother lifting and lowering of the stainless steel support rod.4. PRECISE ADJUSTMENT: The hand crank handle allows for easy and accurate adjustments to the height of machine from above the worktable for precise cutting.5. IDEAL FOR WOODWORKING: The router table lift base is perfect for producing high precise woodworking, compatible with homemade router workbenches.Specification:Item Type: Router Lift BaseMaterial: Aluminum Alloy, Stainless Steel RodColor: RedMaximum Lifting Range: Approx. 0-47mm/0-1.85inFeature: Third generation lifting base, only suitable for S8-2 countertopsApplication: Suitable for making your own high precise woodworking router workbench.Package List:1 x Router Lift Base1 x Hand Crank Handle4 x Screw1 x Hex Wrench