The highly compact M5 x 0,5 reed contact is a spare part for the included speedometer sensors.
The stainless steel reed contact fits all motogadget instruments. Industrial-grade quality (IP68). Used to detect magnets on rotating parts.
M5 x 0,5 fine-pitch thread, length 22 mm, incl. 2 nuts. Cable length 150 cm. 2 small high capacity neodymium magnets included.