Extra Mattress Rail Stopper Function and benefits A combination of a mattress sliding stopper and a headboard that prevents the mattress from sliding off and creates extra storage space beside the bed for your nightstand. Durable materials The mattress frame is built with thick material, not easy to deform and resistant to rust. Suitable for any mattress. Secure and protective A metal plate locks the bed frame when needed, helping to prevent movement and protecting the frame from scratches. The plate can be moved when you need to adjust or relocate. Universal design and adjustability The mounting bar is adjustable in both width and height, allowing you to set the height to fit most bed frames. Use scenarios Small or shared bedrooms Use this unit to provide secure mattress support while adding extra storage space near the bed, helping to reduce clutter and up floor space for a nightstand. Rentals, dorm rooms, or frequent reconfigurations The adjustable design fits a wide range of bed frames, and the locking plate allows temporary stabilization during cleaning or moving furniture. Beds with varying sizes or upgrades The universal width and height adjustability ensures compatibility with different mattress sizes and frames, making it easy to adapt as you upgrade or change beds.