NST21 Single Prism Target Tribrach Accessory 3-inch diameter plate to fit

3-inch diameter plate to fit most construction and surveying equipment

Characters and graduations are sharply defined for easy reading in any lighting and are anodized onto the aluminum to maintain clarity and withstand rugged conditions

The Northwest Instrument NRB503 Rechargeable Battery Pack is compatible with the NETH503 digital theodolite

and mixed number fractions down to 1/64 inch

Closed size: 5 3/4" 8 1/2"

NST21 Single Prism Target Tribrach Accessory 3-inch diameter plate to fitThe Northwest Instrument NST21 Single Prism Target is suitable for all surveying applications. It ensures accurate sighting as it allows the adjustment of the tilting target from behind the prism. The prism can be either mounted in a 0 or 30 mm offset position.