An 8 mm female thread accepts the portafilter handle. This part fits the most common group head, the Faema E61, as well as some other manufactures groups. It does not include the F_353 portafilter spring or portafilter handle. Only fits an 8 mm portafilter handle, part F_163 or handles with the long F_1166 bolt that goes through them.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.