tricam
Sign in to saveright|thumb|A pair of Tricams: on the right, a nylon size 2.0, and on the left, a Dyneema size 1.5. A tricam is a type of climbing protection equipment. A versatile nut/cam hybrid, the Tricam was invented by Greg Lowe in 1973, and came to market in 1981. They are currently manufactured by C.A.M.P. of Premana Italy.
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right|thumb|A pair of Tricams: on the right, a nylon size 2.0, and on the left, a Dyneema size 1.5. A tricam is a type of climbing protection equipment. A versatile nut/cam hybrid, the Tricam was invented by Greg Lowe in 1973, and came to market in 1981. They are currently manufactured by C.A.M.P. of Premana Italy.
==Design== The Tricam is a passive camming device consisting of a carefully shaped aluminium-alloy cam attached to a length of webbing tape. Most sizes are produced as a solid forged unit, but the larger sizes are made from riveted sheet metal.
Excerpted from Wikipedia’s “tricam” article, available under the CC BY-SA 4.0 licence.