SECO Tribrach With Optical Plummet, Twist Focus
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- The Optical Plummet Twist Focus Tribrach features twist focus (2.5X mag) and leveling screws with center line
- Features an 8-min vial, three-prong forced centering, and a 5/8 x 11 base
- This tribrach has a focusing range of 1.5 to 50 feet (0.5 to 15 m)
- Designed to work with motorized total stations, theodolites, prisms and other targets, or GNSS receivers