In the world of rope rescue, we use mechanical advantage systems really for two reasons. The first being a force increasing tool and the second, a means of reducing the weight of a load during a ...
SALT LAKE CITY (April 5th, 2021) — Petzl, manufacturer of professional safety equipment for over 25 years, will release a new line of swivel pulleys. The SPIN line features three new pulleys, which ...
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