1.Add the desired colour code 1 Add the mechanically coding number C1 - C6. Standard coding C1 2 Please order coloured ring separately. 3 or with protective cap in unmated condition.
2.Add the desired colour code 1 Add the mechanically coding number C1 - C6. Standard coding C1 2 Please order coloured ring separately. 3 or with protective cap in unmated condition.