Memphis 4ft 6 Double HEAVY DUTY High Sleeper Bunk Bed Frame Made in the UK, Buy BRITISH Manufacturer: Strictly Beds and Bunks Ltd Bed Frame Dimensions: External Dimensions: W143cm L202cm Total Height 186cm Clearance Height Under Bed: 143cm - Detachable side rail support leg HEAVY DUTY USE, Can be used by Adults Manufactured using natural sustained, solid scandanavian pine wood. The Base Has Been Tested To Accept Up To 40 Stone (subject to conditions) Extra Wide 9cm Solid Pine Base Slats - 19mm Thick (Not cheap plywood !!) Sold for easy home assembly Ladder can go on either end Bed Frame Accepts Mattress Size: 137cm by 190cm Mattress Options: Belmont Mattress: 20cm thick, Conforms to British Standards BS7177. An open coil sprung mattress with stich bond covering.