【More Application Scenarios】 These adjustable bed support legs are not only suitable for king/queen/platform bed, metal bed frames, bed beams, and wooden slatted beds, but also serves as adjustable height furniture legs for tables, sofas, couches, dinettes, TV cabinets, dressers, chairs, bedside tables, vanities, cabinets, closets, and other furniture. 【Our Strengths】Compared to other brands' bed legs A. Our support base adopts a widened design, with the base 30% wider and more stable than other brands. B. Our bolt for adjusting the height of our support legs adopts a full leg thread design, which is more than 3.5 times thicker than other brands' threads and has stronger load-bearing capacity. C. adjustable bed legs replacement are equipped with locking height fastening large nuts to prevent shaking and provide greater stability. 【Height Adjustable Bed Support Legs】The height of this bed frame support legs can be adjusted with the swivel base to select the right height to suit uneven floors. The shortest is 6.5 inches, the longest can be adjusted to 11 inches(PlLEASE CHECK required length before you buy to make sure the size is exactly what you need.We also offer another size: (adjustable height 7.7 inches to 13.3 inches) 【Easy To Install】 The adjustable bed center support leg can be installed in two ways: A.If the bed frame does not pre-existing holes, secure the bed frame with center support legs and auxiliary plate and then use screws to tighten it in place.B. If there are holes on the bed frame, line up the double holes with the legs and then tighten the screws. Finally rotate the base of the bed support legs for wood slats until the bed frame is stable. After adjusting to the appropriate height, lock the fastening nut to prevent shaking. and These Bed Frame Support Legs Kit parts include 4 pcs adjustable bed support legs, 4 pcs supplementary plate, 8 pcs bolts, 8 pcs nuts. 【High Quality Material】: The bed frame support legs is Made of Tough Rigid Plastic（PP）, and the surface is treated. the The furniture srupport legs legs is lighter in weight, waterproof, rust-proof, wear-resistant.Thickened material, stable support. The furniture legs won't damage or scratch your beautiful floor while reducing noise.