Spectra Precision M402 Batterboard Clamp – Heavy-Duty Mounting Bracket
The Spectra M402 Batterboard Clamp is a rugged, jobsite-ready mounting bracket designed to hold your laser or theodolite securely in place on batterboards or other flat surfaces. Built for accuracy and ease of use, this clamp provides a solid, stable mounting point for grade and alignment work — even in tough field conditions.
With a 5/8 x 11 mounting plate that can be quickly removed for fast instrument changes, this bracket is ideal for surveyors and contractors who demand both precision and efficiency. It grips boards up to 2.17 inches (55 mm) thick and features soft-touch locking knobs for reliable performance even in cold or wet weather.
Features:
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Securely attaches to boards up to 2.17 inches (55 mm) thick
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5/8 x 11 removable mounting plate fits most lasers and theodolites
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Center nail hole aligns the instrument axis directly over reference points
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Quick-release design for fast setup and takedown
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Comfortable, weather-ready locking knobs
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3-point contact system ensures maximum grip and stability
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Durable metal construction built for real-world use
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Total weight: 2.43 lb (1.10 kg)
Whether you're working on building layout, fence lines, or formwork, the M402 Batterboard Clamp delivers dependable accuracy in a compact, field-tested design.
