General description These adjustable bed support legs provide versatile and precise support, extending from 8.5 inches to 13 inches. They are designed to enhance the structural integrity of your bed, preventing damage due to sagging and prolonging its lifespan. Technical specifications Height adjustment range: 8.5 inches to 13 inches (21 cm to 34 cm) Load capacity: Up to 4400 lbs per leg Material: Plastic Package contents: 2 adjustable bed support legs and 4 fixed rings Measurement allowed error: +/- 1-3 cm Installation These legs feature a tool-free installation design, allowing for easy height adjustment and placement directly under pressure points without the need for drilling. Usage Ideal for heavy mattresses, these support legs fortify your bed's structure, preventing slat and frame damage and ensuring a stable sleeping surface. Other information Note: The support legs are made of plastic, not metal, and require tightening of the retaining ring after height adjustment for