4180 Snatch Block w/ Hook (3/4" wire x 6" sheave)4180 Snatch Block with Hook 6" Sheave for 3 4" Wire Rope The 4180 Snatch Block is a heavy duty rigging solution designed for strength, safety, and efficiency. It features a 6" sheave and is built for 3 4" wire rope, offering a 16,000 lb working load limit and 80,000 lb break strength with a 5: 1 safety factor. A bronze bushing reduces friction and wear, supporting smooth sheave performance under load. With a 1. 77" hook mouth width and a drop side