This PT‑2 Sailboat Rigging Tension Gauge is engineered for precise cable tension measurement, delivering professional‑grade accuracy for sailboats and a wide range of cable‑supported structures. Designed to measure 3/16", 7/32", and 1/4" cables with ±5% precision, it provides reliable tension readings in pounds and helps users safely adjust rigging within 5–25% of the cable's breaking strength, effectively preventing over‑tensioning, under‑tensioning, cable breakage, and equipment damage. Featuring a convenient hands‑free clamp‑on design, the tension gauge remains attached to the cable during adjustment, enabling efficient one‑person operation without repeated disassembly. The built‑in hanging hole allows connection with a carabiner for extra security, while the clear analog dial and included reference chart ensure instant, easy‑to‑read results for both beginners and experienced users. Constructed with marine‑grade, corrosion‑resistant materials, this heavy‑duty tension gauge withstands salt spray, humidity, wind, and harsh outdoor or industrial environments. Its rigid, durable structure resists bending and deformation, maintaining stable performance and long service life even under heavy use. Beyond sailboat standing rigging, this versatile tension gauge is widely used for cable railings, zip lines, fences, radio towers, large tents, and structural support cables. By providing accurate tension data and improving installation safety and stability, it is an essential tool for sailors, contractors, and maintenance professionals seeking reliable performance and long‑term equipment protection.