Custom-designed and 3D-printed follow focus rings for Carl Zeiss Jena Zebra lenses for sale! It is maded from hard plastic! Fits perfectly!The tight rings need a bit of force to slide onto the lens focus ring! Fits perfectly and won't rotate on the lens! I can currently make rings for these lenses:

When placing an order, please specify the version you want in message. You can also purchase the complete set, which I will list separately. Shipping form hungary to world wide!

Fell free to ask ;)