Description
Crown Ruler for Optical Level CAXO-RA70
When executing site leveling, topographical surveys, foundation grading, or construction alignment where precise height differentials and elevation measurements are critical, reliability and legibility are essential. The Crown Optical Level Ruler (Leveling Staff) (Model: CAXO-RA70) is engineered specifically to meet the rigorous demands of professional surveying and construction teams, combining robust physical durability with high-precision graduation markings.
At the core of the CAXO-RA70 is a multi-section telescopic design constructed from high-grade, lightweight aluminum, ensuring maximum structural rigidity while preventing bending or warping under harsh field conditions. The face of the staff is printed with bold, highly legible metric graduations and E-scale markings, allowing surveyors to obtain fast, accurate readings across long distances through an optical level’s telescope. Outfitted with secure locking buttons to hold each section firmly in place during extended use, and equipped with a bubble vial for plumb alignment, the Crown CAXO-RA70 delivers professional accuracy, ease of handling, and long-term durability on any job site.
Key Features & Specifications:
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High-Precision Graduations: Features bold, clear metric and E-scale markings designed for fast, error-free reading through optical levels and transits.
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Durable Telescopic Construction: Built with multi-section interlocking aluminum profiles that extend smoothly and lock securely into position.
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Lightweight & Corrosion-Resistant: Fabricated from high-strength aluminum alloy, combining job-site toughness with a lightweight frame for easy transport.
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Secure Locking Mechanism: Outfitted with robust spring-loaded locking buttons to prevent slippage and maintain exact height positioning during measurements.
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Professional Surveying Utility: Ideal for civil engineering, land surveying, foundation layout, road grading, and construction elevation checks.
Official Technical Specifications:
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Brand / Model: Crown / CAXO-RA70
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Accessory Type: Telescopic Leveling Staff / Optical Level Ruler / Surveying Rod
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Material: High-Strength Aluminum Alloy
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Primary Application: Land surveying, civil construction, elevation leveling, grading, and optical instrument measurement





