【Good Quality】Retractable support foot made of high strength light alloy, safety factor is greater than 10, the foot is provided with a ring protection chain.Length of protection chain: 19.9ft（3meters). 【Safety Design】The winch is equipped with a self-locking device for rising and falling to ensure the safety of the sling.Tripod Blocking force: 22 KN. 【Long Service Life】Special stainless steel wire rope is used for sling, which has good flexibility and will not be damaged by rust or lack of oil.Die-cast top is strong and durable.Working load of support: 1102lbs(500kg). 【Adjustable Height】The legs of this tripod winch kit are length adjustable, from 84.2inch（214cm）to 52.7inch（134cm）. Three feet with rubberized pads are angle adjustable and anti-slip. It keeps stable with ring protection chains. 【Parameter】Tripond:Working height:84.2inch（214cm）(maximum),52.7inch（134cm）(minimum);Working load of support:1102lbs（500kg);Blocking force: 22 KN;Length of protection chain: 9.9ft（3meters);With 10 meter anti-fall device.WINCH: Length of wire rope: 99ft（30 meters）;Gear ratio: 8:1;Capstan working load: 550lbs（250kg);Blocking force: 3968lbs（1800kg);Winch：1800LBS;Cable diameter: 0.19inch/5mm.

The device is convenient to use and can be adapted to local conditions at the wellhead and pit head, and is not restricted by the uneven ground.A tripod used for deep Wells, high-rise buildings, and other high-rise teaching AIDS. Suitable for fire and rescue agencies.