La Spaziale Precision Double Group Head Screen, IMS Precision double group head screen set for La Spaziale machines, made by IMS. This is the standard version, not the quartz-coated Nanotech screen. SPECIFICATIONS Lower screen: 48.8 mm diameter; upper screen: 51.3 mm diameter (both included) Middle hole 5 mm, 63 holes at 3 mm diameter Aisi 304 food-safe stainless steel Integrated 200 µm membrane COMPATIBILITY Fits: Dalla Corte and La Spaziale machines, including the Lucca version Replaces: IMS #SPD 200 IM (lower) and #SP 200 IM (upper) Works with: M5 x 25mm hex head screw (sold separately) INSTALLATION DIY-friendly swap; use the correct M5 x 25mm screw to secure it. PRO TIPS This upper/lower pair is the standard version, not the quartz-coated Nanotech screen, if you were specifically sold on the non-stick Nanotech coating for easier cleaning, confirm which version you actually need before ordering, since they aren't the same part.