Chouinard Ring Angle pitons
Prototypes
c.1957/1958
YC Collection
Chouinard Ringless Angle
Prototypes
c.1957/1958
YC Collcetion
Chouinard Angle pitons and Bongs
Chouinard Steel Bong - 2 1/2", 3", 4"
​- James Armstrong photo
​(Steel bongs first offered in 1960 - No "USA" mark, No Lightening holes)
Chouinard (modified) 4" aluminum bong
- Donated by Tom Taber
​(Aluminum bongs first offered in 1961 - No "USA" mark, No lightening holes)
Chouinard 2 1/2", 3", 4" aluminum bongs. These bongs have the thinner stock 1960s aluminum but have the 1970 lightening hole pattern. 
​- YC Collection
Chromium finish, for marine use
Chouinard 5/8" and 3/4" Angle piton production plates.
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Chouinard 1/2" Baby Angle 1965
- no "USA" and long "C" in diamond
(1/2" first offered in 1965 - No "USA" mark)
Chouinard Ad - 1/2 Angle, March 1965
Chouinard Ad - 5/8 Angle, January/February 1965
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Chouinard 1 1/2" Angle 1963
(First offered in 1963 - mark inside the piton)
1 1/2" Angle length comparison. 1963 on top, 1968 on bottom.
Through the years the rivets occasionally changed
Chouinard 1 1/2" Angle 1968
Chouinard 1 1/4 Angle piton found at the Pond, in the Pond, by Paul Diefenderfer.
- Queen Creek, Superior AZ
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