N52 40x20x2 40x20x3 40x16,5x2,5 ndfeb Block Neodym Magnet superstarke Permanent magnet motor Generator Such magnete
USD 14.43USD 26.24
N52 40x20x2 40x20x3 40x16,5x2,5 ndfeb Block Neodym Magnet superstarke Permanent magnet motor Generator Such magnete