Adjustable clamping systemSet of 4 furniture risers and table risers 10.2 cm, add 100 mm in height. Brown splint (suitable for 10-37mm) Not easy to fall off Our chair lift and table legs with rail adjustable screw terminals, securely fix the frame with clamp brackets, will not fall off due to lifting and moving furniture. Unlike other taller furniture with grooves but no clamps, every slight movement makes the riser unstable and fall off the furniture legs. Not stackable Adjustable width furniture lifter with felt bottom Made of durable plastic Supports weights up to 'to 10,000 lbs High-density felt furniture pads protect your hardwood, tile, and linoleum floors from scratches and scuffs. High density felt furniture pads protect your hardwood, tile and linoleum floors from scratches and scuffs. High load capacity They are made of durable hard plastic to support the weight of the heaviest furniture in your home or office. Reusable Suitable for most furniture legs, don't worry about warping, mildew, rust like wood or steel furniture risers! Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received Delivery quantity: (according to the main picture)