Only this 3 fold version allows 10cmx190cm sleeper mattress and keeps extra narrow mounting space 64cm .Same container loading capacity with or without mattress. 

1. Perfect flat in open position for stability.10cm foam or 12cm pocket mattress is well locked for comfortable seat. 

2. Strong poly decking and thick mattress for comfortable sleeping.

3. High quality powder coated finish for long life. 2 slats or 4 slats mixture available.

4. It is good for hotel while you chose our optional part U-Bar. 

5. This mechanism makes sense to replace normal Bi-fold sleepers because of thick mattress and no shoulder bar under deck. 

WARNING:  Don't forget 4 wood screws to fix ear brackets.