About this item Make sure you need a 8mm bolt thread, not a 10mm, this will not suit 10mm diameater screw 3 in 1 leg: 3 leg parts (4.5″, 3.5″, 3.5″) 1 flat cap 0.5″, Each part can be used individually or in combination, supplys 5 height options, 4″, 5″, 8″, 8.5″, 12″ for you bed base. Protects your floor Leg bottom PVC pad are non-slip and wear resistant design protects your floor and reduce noise if you need to move the bed or other furnitures Easy to Install: Simply screw these legs into your base and enjoy. Headboard compatible and then tighten them.Suitable for most beds. Package content: bed frame legs replacement include: 4×furniture legs. If you find that the product is damaged or missing parts, please contact us in time to provide you with replacement services.