Spectra Precision 1239 Vertical Pole

Spectra Precision 1239 Vertical Pole 

Product overview

The Spectra 1239 Vertical Pole supports a laser at a predetermined elevation above the invert. This pole is used in conjunction with the Spectra 1239 with the Spectra 1230 (inches) or 1237 (metric) Heavy Duty Invert Plates, or the 1244 T-Bar Assembly.

Attaches to all mounting plates and T-bars to set the laser at the correct elevation in open cut, flat bottom, or drop manholes.

Features

• Used with the Model 1228 Universal Mounting Plate, 1232
• Precast Invert Adapter, and 1244 series T-bars
• Padded handle provides coarse elevation adjustment
• Round pole construction for fast rough alignment
• Calibrated pole shows accurate height from the mounting surface
• Vertical adjustment range from 0.3 ft (8 cm) to 1.27 ft (43cm) above the mounting surface
• Converts the 1230 and 1237 invert plates to a stand-alone trivet with height adjustment capability.

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