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Senin, 26 November 2007

Tricams

Tricams

A Tricam is a passive or active device consisting of a shaped aluminium block attached to a length of tape (webbing). The block is shaped so that pulling on the tape makes it cam against the crack, gripping the rock tighter. It requires careful placement so that it does not loosen when not loaded. It is generally not as easy to place or remove as a SLCD but is much cheaper and lighter, and is the only thing that will work in some situations like quarry drill-holes and limestone pockets. The smaller sizes can work well in old piton scars. They can also be used Passively as nuts.

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