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Chouinard Equipment Spring 1980 Newsletter mentions that a new Stopper is being created: Size #0. For 30 years I have been searching for any photo or image of this Stopper and now in May 2021 I was going through a friend in Californias collection of climbing gear and couldn't believe what I just came across. What got my attention is that there were two distinct bundles of gear, Stoppers and Steel Nuts. This Stopper was in the Steel Nuts bundle which got me thinking. This tiny #0 Stopper was being designed in 1980 and for some reason it never went into production for public use. But at this same time in 1981 the Chouinard Brass Nuts came available to the public. Followed in 1982 was Chouinard Steel Nuts. I believe the #0 Stopper is what gave the Chouinard gear designers the idea to push the tiny nuts into a soldered design over trying to Swedge the tiny #0 Stopper wire.
Rolland Pauligk's Australian "RP" nuts made by Pacific Crossing were first introduced to the public in the early 1970s which have the same design as the Chouinard Steel Nuts, but predate them by 10 years. So I do not believe Chouinard necessarily came up with the soldered wire design, but may have been copied from the |