CST/Berger 17-640 5-1/4 In. Abney Level with Radius Arc Graduated 0 to 90 degrees. Includes vernier reading to 10 minutes and percent of grade scale from 0% to 100%. Complete with Cordura belt loop case.
• Brass construction
• Versatile with eyepiece draw providing greater accuracy
• Convenient design allows quick field maintenance and repair
• Positive 2-screw motion allows easy adjustment
