24 Oct 2016, 19:53
(24 Oct 2016, 00:00 )Strappado Wrote: [ -> ]Careful! I like these ratchets, but I would not trust my bodyweight to them. 120 kg sounds enough, but to what standard? If you start moving and struggling, the pull on the ratchet can multiply easily.
If you double the rope, I mean attach the rope to a fixed point, then to your suspension harness and then to the ratchet it has to hold only halve the weight. Source: my physics handbook. It's also easier to hoist yourself up in the air as you only need to pull half your weight.