We are so sorry for late reply. Because we have just discussed this matter with user.
after testing use bron68 size 1.2. its suits with our product. So, We would like to extend result to anther of item.
Previously, You have informed to us about size you have. But We would like to use diameter 1.0 and 1.2 for Bcup-2, Bcup-6 and Bcup-5.
Can do you supply them to us? If no, please quote the price of tooling. We will take that and discuss this matter again.