Rescue tripod for heavy lifting consists of main parts, sling,capstan, and protection chains.
Be made of durable super light aluminum alloy, adjustable legs, safety factor more than 10.
Automatic lock capstan for rising and falling, to protect sling work.
The cable of sling is made of stainless steel, good tenacity and rust proof.
Convenient combination is suitable to fix at the well and pit mouth.
Out of the limit of the groundunevenness.