A new set of tests checking the strength of some Nylon and Dyneema climbing slings which are more than 10 years old.
One piece of information often lacking in discussion of the Petzl ASAP is just how much rope is needed below the device to be sure it catches during a fall.
You may use the calcuator below to calculate the force on a deviation anchor. You will need to input values for the deviation angle as depicted in the image, and the weight of the load.
You may use the calculator below to calculate the line lengths and tensions on the anchors in a two point system. You will need to input values for the horizontal and vertical distances between the anchors and