La Spaziale Single Portafilter Basket – 7g 7 gram single basket for La Spaziale portafilters, sized for a 53 mm tamper piston. Also fits Astoria Plus 4 You and Wega Concept models. SPECIFICATIONS 7 gram capacity Accepts 53 mm tamper piston COMPATIBILITY Fits: La Spaziale, Astoria Plus 4 You, and Wega Concept single portafilters INSTALLATION Simple DIY drop-in basket swap. PRO TIPS Match your tamper to the 53 mm piston size, a tamper that's undersized for this basket will compress the puck unevenly at the edges and cause channeling on single shots.