Stop Wasting Your Coffee!
Portafilter Dosage Adaptor for 49-58MM and VST Basket
6061 Aluminum Dish Washer Safe
Only Dosage ring for sale
Note: The size you pick will make the thickness of cylinder thinner or thicker.
Example: Smaller size has thicker wall. The larger size has thinner wall.
Adapter pilot diameter is held within +/-.002" which is half of 10th (.05mm) of a millimeter
For example: 58mm base no larger than 58.1mm and no smaller than 57.9mm
This adapter won't fit Breville grinder.