Description

* Model RB20S/RB20SS:

- Wheel: single, min grad: 10cm, max distance: 10km, wheel dia: 20cm, weight: 0.6kg

* Model RB20S1:

- Wheel: single, min grad: 1cm, max distance: 1km, wheel dia: 20cm, weight: 0.6kg

* Model RB20D:

- Wheel: double, min grad: 10cm, max distance: 10km, wheel dia: 20cm, weight: 0.8kg

* Model RB20D1:

- Wheel: double, min grad: 1cm, max distance: 1km, wheel dia: 20cm, weight: 0.8kg

* Easy to set up and can operate by one person

* Precision 5 digit large counter (housed in sturdy ABS case) to read out easily

* Adjustable telescopic aluminum handle to your comfortable level by twisting, pulling up and pushing down

* Arrow-headed plate for zero setting

* Wide tire (28mm) used for stable measurement

* Tire made of heatproof and durable rubber

* Less wobbly wheel as the axle fixed at 2 points in the case