Adjustable clamp mounting system: 2 inch furniture raiser and table raiser, increase the height by 50 mm. The table leg extension is suitable for desk legs with a thickness of 0 inches to 1.5 inches (0 - 38 mm). You can adjust the distance to your furniture frame as you like and tighten with a screwdriver provided so it does not wobble.Not easy to fall off: unlike other furniture risers bed risers with grooves without clamping device, any light movement can cause the risers to become unstable and fall off from furniture feet. Our rail bed risers hold the frame firmly with the help of the clamp bracket and do not fall off lifting and moving the furniture.Increase the height of 2 inches: 4 pack furniture feet, brown furniture lifter, bed height, table riser, furniture risers for heavy furniture for cabinets, feet, bathroom cabinet, table feet desk. Creates additional storage space of 2 inches under the bed. Raise your bed which makes cleaning under furniture easier, especially good for robot vacuum cleaners.Robust bed risers: made of robust materials, so these furniture risers are super strong and durable and can easily lift up to 5000 pounds. Not only good for lifting beds and mattresses, but also ideal for lifting bedside tables, sofas, tables, desks, cupboards and bookshelves at home and in the office, they make your leg freedom more comfortable.Protect your hard surfaces: design with felt pads on the bottom. Daily use and moving furniture can damage your hard floor surfaces. These furniture risers protect your hardwood, ceramic tile and linoleum floors from damage and scratches.