All steel construction. Solid steel disk wheel. Measurements in inches, tenths of feet, decimeteres and centimenters on disk circumfrance. 5-digit steel counter to record up to 100,000 ft or meters. Wheel stand. Wheel brake for transportation without lossing measurement.

UOM Feet, Inches, Tenths
Counter Type Single
Circumference 4'
Diameter 15 1/2"
Handle Type 29"
Collapsed Dimension 17"
Extended Dimensions 45 3/4"