Extra mattress rail stopper A combination of mattress sliding stopper and headboard. It prevents the mattress from sliding off and creates extra storage space for your nightstand material Our mattress frames are made of thick material, not easy to deform and rust. Suitable for any mattress Avoid unnecessary trouble Add a metal plate to lock the bed frame while protecting your bed frame from scratches Universal design The mattress mounting bar is adjustable in both width and height. You can adjust it to your suitable height for most bed frames Use scenarios Standard platform or slat beds Install the rail stopper to prevent the mattress from creeping and to gain convenient storage space near the nightstand without changing your bed layout Rooms with multiple mattress sizes The adjustable width and height allow secure fit for a range of bed frames and mattresses, making it practical for homes with different bed setups Guest rooms or rental properties The locking plate adds stability, reduces bed movement, protects bed surfaces, and provides reliable performance with minimal maintenance