Model 1050 (A-1) -Single Position Rod Extensometer

The Model A-1 Single Position Rod Extensometer is a very simple, rugged and reliable instrument, easily installed and completely recessed within the borehole for optimum protection. The Model A-1 is a natural first choice for monitoring the safety in and around tunnels and mine openings. Options are also available with electrical transducers for remote readout and/or continuous monitoring