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Loos & Co.Model 91 A Tension Gauge. The Loos economy tension gauge takes the guesswork out of cable tension adjustment. It's especially designed for accurate, repeatable tuning of a sailboat's standing rigging. Manufactured of rugged anodized aluminum, the gauge is corrosion-resistant and will provide years of service.
| Loos Part # | Wire Size |
|---|---|
| 5390 | 3/16",7/32",1/4",9/92" |
| 5391 | 3/32",1/8",5/32" |