50 Pcs RH type magnetic ring anti-interference T nickel zinc F2-AP T10x10x6.2 CT2-10x10x6.2
50 Pcs T type magnetic ring anti-interference RH nickel zinc F2-BP T12x6x6 CT2-12x6x6
50 Pcs T-type magnetic ring anti-interference nickel-zinc F2-BP T12x4x6 CT2-12x4x6
50 Pcs RH type magnetic ring anti-interference nickel zinc F2-AP RH9.5x20x4 CRH-9.5x20x4
50 Pcs RH type magnetic ring anti-interference nickel zinc F2 RH8x20x5.6 CRH-8x20x5.6
50 Pcs T-type magnetic ring anti-interference nickel-zinc F2 T9.5x8x4.75 CT2-9.5x8x4.75