N42 Neodymium Arc Magnet - 37.5mm O.R. x 33.5mm I.R. x 90 degrees x 25mm thick
High-performance Neodymium (N42) arc magnet available with either pole on the inner radius. Grade: N42. Four of these south arc magnets with four of the north version are required to create a 360o 8-pole ring.