Tripmeters Tripmeter accessoires Kabels Stopwatches Kompassen Kaartleesbenodigdheden Kaartleeslampen Klokken Boeken Overige accessoires

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This proximity probe ( 4mm) will count passing masses of equl size as revolutions of the wheel four or more per revolution is recommended.
This probe is intended to be fitted looking at the bolts holding the brake disc to the hub on a non-driven wheel on two-wheel drive cars.