1. [Great Support Structure]:Bed frame support legs helped provide lots more support for your wooden slats on my aging bed frame. No more sagging or creaking with turning in the night. Saving you money on bed repairs and mattress replacements. 2. [Material/Load 400kg]These furniture legs are made of high Plastic steel quality , so it's strong and durable / not easy to deform / strong bearing capacity / not easy to rust. The pipe wall and circular base have been thickened, so the total load capacity of our furniture legs set of 4 is up to 400kg , and other furniture legs is only 150. 3. [Upgrade Feet Base]Our bed leg base has been upgraded and improved. The base area has been widened and thickened to give the legs a stronger and more secure grip on the floor, and the bottom is also made of high quality rubber pads which are effective in preventing slippage, reducing noise and protecting the floor. 4. [Widely Use]: 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.