Samson Zing-It Throwline Protos Integral Helmets Not suitable for human life

Not suitable for human life support

Opting to stick with the more practical longer blade length and building in a locking mechanism was a great move

One of the areas on a harness that gets a fair amount of wear and often goes unchecked

patented Keylock design

Samson Zing-It Throwline Protos Integral Helmets Not suitable for human lifeSamson Zing It Throw Line Made from Dyneema fibre, Zing It yields the highest strength, lightest weight, lowest stretch and longest wear life available. Samthane coating adds wear life and ensures the knot holding capability. Available in 1. 75mm (180 kg. average strength) and 2. 20mm (260 kg. average strength). For the Arborist wanting gear that gives professional results, you can't beat Zing It!