to fit a wide range of cracks. From small to large, the most common are: RURP (Realized Ultimate Reality Piton) – a tiny piton the size of a postage stamp...

common in aid climbing, big wall climbing, and alpine climbing. See also RURP. piton catcher A clip-on string fastened to a piton when inserting or removing...

knifeblades, lost arrows) to fit various cracks, and even micro-cracks like RURPs. Pitons have been largely replaced by the stronger bolts as the fixed protection...

the pair designed and fabricated the Realized Ultimate Reality Piton or RURP, a tiny device that allowed them to finish the most difficult aid climb then...

pushing standards in Yosemite using less intrusive aid (e.g. Chouinard's RURPs) to put up groundbreaking routes such as Pacific Ocean Wall (1975) and Sea...