Using a 20mm edge or quad crimp on the 15° edge, there are two ways to find your max, by hanging or lifting. Using the Grippūl 2, you can increment your way up to max 5 Lbs at a time using a loading pin at 5 sec holds, and when you can't lift anymore, take that as your ! rep max. Using the Grippuūl XL, you can find your max hang by subtracting weight on the pulley system.

With testing done on healthy fingers 1-2 times a month. You can use our workout calculator below to increase finger strength. Remember rest, you should have no soreness, no pain, no tweaks when testing, climbing or during training.