* Measurements are more accurate because you are measuring with a vertical plumb rod.
* Made for Crain 25' SVR, USL rods and our new double sided PIPE-MIC II rod.
* Made of lightweight (2lbs.) non-rusting aircraft aluminum.
* No tools needed to attach to rod.
* Slides on and off in seconds.
* Round foot design slices through material at bottom of pipe and insures accurate invert and pipe diameter measurement.