High Strength Materials: The adjustable bed support foot is made of high quality iron, with matte black surface treatment, anti-scratch, high strength, strong tenacity, super bearing capacity, high support, strong and durable. Floor friendly: The base of the adjustable furniture feet is equipped with non-slip rubber cushions that prevent scratches on the floor. Solid construction offers both beauty and functionality. Adjustable design: The adjustment of the feet of the bed is from 18-33 cm (7-13 inches). Adjust the height by rotating. You can set it to the desired height according to your needs. Fácil de instalar, solo conecta la junta y las patas de metal. Reliable Stability: The adjustable furniture feet are designed to improve the stability of the bed, making it reliable and quiet. Easily solve the problem of an uneven mattress or differentiated bed height, for a more comfortable sleep and reduction of back pain. Wide range of use: Not only suitable for beds, but also for other furniture such as sofas, cabinets, TV cabinets, bathroom cabinets, bookcases, etc. Adds support and height to your unstable furniture. The black look fits most styles of time and decor.