We change the size of the sling. Because
to design the size the sling with the equipments, irrelevant, because the device weight is not much, but a large wire And just a little bit weight caused the high cost
.Reduce the cost greatly. Because of high price
large sling sling with reduced size down, reduce the size, but can hold with your equipment. All. We hereby confirm
calculation, design, we have the following reference sling
.The formula for calculating the
.
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