General description Adjustable Furniture Risers are designed to elevate your furniture, providing a stable and secure lift. With adjustable height and width, these risers hold furniture legs firmly in place, preventing wobbling during movement. Technical specifications Adjustable height range: 2.44 inch - 3.15 inch Fits furniture legs: 0 - 2 inch wide Weight capacity: 1500 lb / 680 kg Material: ABS Color: Black Measurement allowed error: +/- 1-3 cm Installation Easy to install with an adjustable screw clamp Adjust the screw clamp to the width of the furniture leg Place the riser under the leg and tighten the screw Usage Suitable for sofas, coffee tables, desks, chairs, cribs, and other furniture Increases under-bed and table activity space Helps avoid back pain caused by low furniture Other information Package Contents: 4x Bed Risers Note: Light reflection and different displays may cause color variations