Peck Cracker Chocks
Our Peck Crackers are from approximately 1969/1970. The sizes were as follows: Wired Sizes: A4 6mm diameter chock, wire diameter 2.5 mm., Breaking strength 1,150 lb. Stainless Steel A5 8mm diameter chock, wire diameter 3 mm.,...
Documenting the evolving tools of our vertical world
Our Peck Crackers are from approximately 1969/1970. The sizes were as follows: Wired Sizes: A4 6mm diameter chock, wire diameter 2.5 mm., Breaking strength 1,150 lb. Stainless Steel A5 8mm diameter chock, wire diameter 3 mm.,...
New in 1976, Clog departed from the straight sided designs favored by other manufacturers and introduced the Cog chocks sizes #1 through #10. The unique rounded protrusions allowed for jamming and surprisingly stabile camming...
Available in both slung and wired versions, these chocks were straight sided and clean. They were a very basic and versatile design. These nuts were manufactured beginning in late 1970’s and remained in production...
First released in 1982 this chock concept was designed to be simple, clean, and functional. The idea was to remove everything possible and leave only the wire and jamming surface. P-nuts met with limited...
Stephane Pennequin of the Nuts Museum has written this about my interesting chock: “This exotic nut is a Coinceur Gigogne (Nest of Nut in French). It was marketed in France in 1979, by...