This comprehensive 3-piece repair kit is designed to restore the brew group seal and shower screen assembly on Gaggia espresso machines. The kit includes a replacement shower screen, filter holder gasket, and stainless steel screw for complete group head restoration. Compatible with: Gaggia Classic (pre-2015), Baby, New Baby 06 Twin, New Baby 06 Dose, Paros, Tebe, Coffee '97, Coffee Deluxe, Deco, D90, E90, FD2000, FE2000, GD, GE, LCD, TD, TE, TS, XD, and XE models Each component is sized to match OEM specifications, with the shower screen measuring 54.5mm diameter and the gasket at 72x56x8.5mm. These parts are essential for maintaining proper water distribution and machine seal integrity.