Loos"Pro"Tension Gauge 9/32"-3/8" - PT-3"> Loos tension gauges are designed for setting the proper tension in the standing rigging of sailboats and also for other applications such as supporting cables for radio towers, large tents and other structures. The gauges are relatively inexpensive and are designed to be suitable for rugged marine service. The "Professional Models" provide an increasing durability, accuracy and convenience of use when compared to standard models. The gauge may be