... type you can choose”single bed, double bed, queen size, king bed Description: 1.Use metal bed frame with gas spring, ... gas spring has long usage time 3. Hydraulic bed frame with gas spring used MDF wood 4. ... thickness ofother metal parts has 5mm Application: Our metal bed frame with gas spring mostly used for Bedroom, ... into container. 2.Or packing them a whole bed, then put into the container 3.ALso can ...