20 Pcs RH type magnetic ring anti-interference nickel zinc F2 RH14.2x28.5x7 CRH-14.2x28.5x7
20 Pcs RH type magnetic ring anti-interference nickel-zinc F2 RH10.5 * 12.5 * 7.2 CRH-10.5 * 12.5 * 7.2
20 Pcs RH type magnetic ring anti-interference nickel zinc F2 RH12.5x20x8 CRH-12.5x20x8
20 Pcs RH type magnetic ring anti-interference nickel-zinc F2 RH14.2 * 28.5 * 10 CRH-14.2x28.5x10
20 Pcs RH type magnetic ring anti-interference nickel zinc F2-BP RH11.5x25x5 CRH-11.5x25x5
20 Pcs T type magnetic ring anti-interference RH nickel zinc F2 T20x8x10 CT2-20x8x10
