We have a full size very flexible bed frame. (no mattress) Every thing from laying flat to head up, knees up and more. This bed new is $1,300 on up. Make an offer. This bed frame has under lighting, head-up, snore button, head message, leg and foot massage, wave intensity, zero gravity, memory settings.
The frame is 53" wide, 74 long. I looked on well know sites and you can get a mattress for this size for $300-$450.
ask for Mike 541-seven49-zero70seven