stout, robust steel disk wheel with a solid rubber tire. Measuring both forward and backward (with a straightforward adjustment made once the target point is reached). Counter reset by means of a lever. Handling is made easier by the integrated parking brake and swing-out parking rack. It is possible to fold the guide rod for portability. An accessory carrying case is available. One meter's worth of wheel diameter, or 318.3 mm. Measurement both forward and backward. Range of measurement: 9,999.99 m Focus: 1 centimeter Less than 0.05% is the measuring tolerance when using the parking brake and parking rack. 3.9 kg in weight. Designed in Germany