SMC started prodicung pitons by the late 1960s and stopped production sometime between 1996 and 1998.

I've split my SMC pitons, etc. into the following pages:

• Pitons
• Bongs

↑ Set 069-070: SMC Bongs

• Made in USA [ca. 1972–1981].
• 50 mm.
• One Donated by Phil Lucas, 2023.

↑ 069: SMC Bong

• Made in USA [ca. 1972–1981].
• 75x50 mm.
• Ribbed
• Donated by Phil Lucas, 2023.

↑ 070: SMC Bong

• Made in USA [ca. 1972–1981].
• 115x50 mm.
• Ribbed

↑ Set 071, 217: SMC Bong

• Made in USA [1972–1990s].
• 115x63 mm.
• Note rivet heads

↑ 071: SMC Bong

• Made in USA [ca. 1972–1981].
• 115x63 mm.
• Round-head rivet
• One Donated by Phil Lucas, 2023.

↑ 217: SMC Bong

• Made in USA [ca. 1982–1990s].
• 115x63 mm.
• Flat-head Rivet

↑ Set 072-073: SMC Bongs

• Made in USA [1972–1990s].
• 120x75 mm.
• Note rivet heads

↑ 072: SMC Bong

• Made in USA [ca. 1972–1981].
• 120x75 mm.
• Round-head rivet

↑ 073: SMC Bong

• Made in USA [ca. 1982–1990s].
• 120x75 mm.
• Flat-head Rivet
• Donated by Phil Lucas, 2023.

↑ 074: SMC Bong

• Made in USA [1960s–1978].
• 110x100 mm.
• Aluminum.