measuring wheel RR3M 1.Distance meter wheel 2.range measurement 3.pipeline laying 4.highway ranging measuring wheel RR3MDistance meter wheelProduct Type: RR3M Name: United States KESON ... handle, it is easy to adjust to a suitable length4 wheel circumference length: 1m 5, diameter: 0.318m 6, unit: m ... and othersuse: highway ranging, pipeline laying, sports, and other activities. measuring wheel RR3M