Cockpit table pedestal removeable alloy is adjustable in height from 180mm to 750mm. Interchanging different length tubes from table or deck mount via a locking tri wheel. Reelax Swivel Mount (RX12) is full nylon bushed which means there is nil metal to metal contact between swivel and tube. It is a robust pressure die cast marine grade alloy component which is powder coated black. Comes with a marine grade stainless steel locking handle to lock the swivel. Can be adapted with a fore and aft slide (see 2.6a). Alloy tube is 75mm O.D clear anodised.