An aid climbing tool that was hammered into shallow nailed out cracks much like Copperheads to offer protection. Originally made out of a wire and a wedge of aluminum they were used for many major aid ascents in Yosemite in the early 1970’s.
An aid climbing tool that was hammered into shallow nailed out cracks much like Copperheads to offer protection. Originally made out of a wire and a wedge of aluminum they were used for many major aid ascents in Yosemite in the early 1970’s.