Lift up Top Coffee Table DIY Hardware Fitting Furniture Mechanism Hinge Spring Top Mount or Bottom Support With Mounting Screws (Black) This the listing is for hardware only.No Instruction is included, please check if it is exactly the one you need before your purchase.Lift Up Coffee Table Mechanism Hardware Fitting Furniture Hinge with Springs. Turn a normal coffee table into a tricked-out coffee table. If you'll notice, this one mounts to a top or bottom support, not to the side. Made by heavy duty metal(won't bend). Overall length and height when in folded position: 15 3/4 inch x 4 1/2 inch. The top raises up 11 inch and forward 7 1/2 inch. Width can be adjusted by 1/2 inch. Screws are not included (you may use bolts, machine screws, wood screws or whatever you feel necessary for your particular project).No instruction is included. Package includes 2 hinges and 2 springs - enough to do one coffee table (or whatever you want to use it for).No instruction included.