RR3M Road Runner Outdoor/Long Run Wheels, Metric, .318 meter diameter, Single wheel. Time-proven designs with over a dozen years of continuous improvement. 5-digit, easy-read, magnified counter (9,999 meters) that subtracts in reverse. Measures almost two miles without resetting. Heavy-duty, polycast wheel w/ clean three-spoke design. Heavy-duty, polycast wheel with clean three-spoke design. Curved, telescoping handle adjusts to comfort level. 5-digit counter. Up to 9,999 meters. The last digit displays the decimeters.
Keson Model No. RR3M