E61 8mm Grouphead Gasket, F015

The 8mm E61 brew head group head gasket fits Rocket, Quick Mill, Izzo, Lelit (certain models) & compatible E61 group head espresso machines

Read some of the following blogs explaining how to replace the brew head group gasket and shower screen:

http://www.home-barista.com/espresso-machines/hint-for-easy-e61-gasket-shower-screen-installation-t5458.html

http://www.home-barista.com/espresso-machines/how-to-remove-dispersion-screen-and-gasket-of-e61-t356.html