When we carry or lift heavy objects, we always worry that we cannot do it independently. After a lot of research and material selection, we launched this FOUR-WHEELS PULLEY BLOCK AND TACKLE SYSTEM with 8:1 lifting power 4400LBS, rust-proof zinc-plated housing, alloy steels hook, metal bearing, strong rope to ensure last longer and more durable. 【DURABLE MATERIAL】：The rope puller is made of polypropylene to ensure no fraying, breaking, and won’t fade While the rust-proof zinc-plated housing with metal bearing alloy steels hooks to resist rusting and wear and tear.
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