Pocket Rigger Reference Card
Product Description
Laminated and scored. Folds and fits in your wallet! 10 Panels Depicting: Friction, Haul Line Tension, Hook Strain (parted blocks), Hook Strain (Snatch Blocks), Tension on Gin, Max Load on Gin, Sling Tensions, Guy Wires and Push Poles, Rope Capacities, and Pole Weights.
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