You can now treat your guests, thanks to the Beckton bed. This may just be the best investment you ever make, solving the eternal need for a spare bed for your occasional guests. Just pull out your Trundle on its easy-to-roll casters and your ready to go. The trundle can be added to either side of the bed for added convenience. Made with solid slats to offer a supportive, firm base for your mattress. The maximum mattress height to be used for this frame and trundle is 190 mm.