Two Options:
--The powerful ring magnet offers just another way of mounting a magnet onto the wheel or other rotating parts.
The neodymium ring magnet has an OD of 10 mm and an ID of 4 mm.
--The powerful ring magnet offers just another way of mounting a magnet onto the wheel or other rotating parts.
The neodymium ring magnet has an OD of 15 mm and an ID of 6 mm.