Extra narraw means more container loading capacity to save big unit cost. Mattress thickness 60-80MM Same container loading capacity with or without mattress. We offer middle leg version for this model which is 8cm high of wooden leg.

1. Very comfortable for 6cm mattress because no cross bar in body area ,and deck is  birch wood slats with SFC and CARB certification.

2. Same loading capacity with or without mattress inside.

3. U-bar is necessary for hotels or some market where  people like to sit in the open bed. 

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