#JL937L(2) is model of lightweight forearm crutch that is available in 6 colors. It is mainly made with lightweight and sturdy extruded aluminum tube with anodized finish that can withstand a weight capacity of 300 lbs. The tube has a spring lock pin for adjusting arm cuff & handle height to fit different users. The arm cuff & handgrip are ergonomically designed to reduce fatigue & provide more comfortable experience. The bottom tip is made of anti-slip rubber to reduce the accident of slipping. http://www.jlwheelchair.com