2) Stainless steel spring ,with screws and hooks.
3) 7 ft Braided polypropylene rope,nylon shell and zinc alloy pulley or plastic pulley.
4) Up to 150 lbs / 68 kg weight load capacity per pair.
5) Automatically lock in place.
6) Secures items quickly and easily.
7) Excellent for hanging reflectors,light fixtures, hanging carbon filter, ventilation equipment and much more.
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