Specifically designed for the dual purpose of supporting a table which can be lowered to use as the base for a bunk. All aluminium height adjustable pedestal with fixed top. Removable by 2 S/S gub screws. All moving parts are separated by plastic bushing for smooth long lasting operation. All castings are of marine grade auminium alloy. Future disassembly is very easy with no special tools required. Standard table bunk applications heights are 725mm up and 325mm down, but special height variations are availiable upon request. Fixed top has same drill pattern as the base. Tube 75mm OD aluminium. 6 fastening holes in top and base to take either 14 gauge S/S self tapping screws or 1/4" C/S bolts.