Bed Springs Mechanism Hardware Kit Have overnight guests, and there's not enough bed? Don't know how to make a wall bed? Why not buy a wall bed mechanism hardware kit? It is made of high-quality iron + stainless steel, which ensures durability and high load capacity. It is a vertical design type of wall bed building, suitable for a twin or queen-sized bed. Help to make extra use of room space, create more beds for friends or guests. Horizontal Design Superior Rebound Force High-Quality Material Instant Installation Key Features Horizontal Design: Designed with a horizontal wall bed construction, it is space-saving and suitable for the twin or queen-sized beds. Compatible with 35.4-47.2 in/ 0.9-1.2 m width bed. Help extra space and create more beds for friends or guests. In addition, it is easy to clean up the bottom ash or garbage when you fold up the bed. Superior Rebound Force: There are 5 large springs in the kit, which support the invisible bed to fold up and down, which is strong