These technical foot holds can be used in a wide range of terrain. They're more positive on less than 45 degree walls and usable on more than 45 degrees. The protrusions offer ground to toe onto but remain less positive than the 21 Protons.
Footprint: 1" x 1" - 1 1/2" x 1 1/2"
Stands off wall: 1/2" - 3/4"
Bolt on
Positive to technical foothold dependant on the terrain