If you have any concerns regarding the Macap M4 Burrs 58 mm features, abilities, or fit please contact consumer service here or pop into our live chat feature to your lower right. This item is eligible for a return unused within 30-days of the shipping date. To make a return contact us via the contact us page for an RMA#. If an RMA# is not present on the outside of the box, no credit will be issued. Full Shipping Policies & Full Returns & Refund Policy
These burrs are 58mm and are only compatible with the Macap M4 doser espresso grinder. The M4 commercial grinder is for both consumer and professional use as a basic espresso coffee grinder.