3 incut crimps for any angle. A variety of Noah bump footholds for all angles, can be rotated to provide a more positive or more slopey surface. Some are hands as well on lower angles.
Difficulty: Any depending on wall angle. Great as hard feet on steep.
This set has 20 grips
Hardware recommended (not included): bolts 1.5" x 20
Ian describes the set (mislabeled in video):