3 tons of dual -chain stainless steel hand pour gourd. The specifications of stainless steel gourds are 1 ton, 2 tons, 3 tons, 5 tons, etc. according to the different tonnage. Depending on the number of different chains of the tonnage, one ton is a single chain. 3 tons are dual chains, and the length of the standard chain is 3 meters. When using it, it is necessary to stabilize heavy objects, which can not only stabilize the operation, but also improve work efficiency. If there is no limit to rising heights during use, it will cause a rising height, which will cause the cargo to hit the manual gourd hood, so that the manual gourd will shake, and severe items will cause heavy objects to fall. Therefore, it is necessary to do a good job of high limit.