Flat-glued parts - The side rail (bed frame) is a structural component by means of which the legs and the main part of the bed base are connected. In addition, this element serves as a support for the mattress base. Its fastening can be carried out in various ways. side rails made of birch rotary-cut veneer. The list of fastenings includes various ties, bolts, and mortise-and-tenon joints. All together they form a frame which ensures reliability and stability.