Features: 54 mm Dosing funnel: This dosing funnel product line of espresso machines fits 54 mm portafilters. Compatible with Breville / Sage Barista Series BES880, BES878, BES875, BES870, BES840, BES810, BES500, Barista Express, Barista Touch, Barista Pro, Infuser, Duo Temp pro. The funnel is made of quality aluminum alloy, non-rust nor corrosive, safe to apply in daily life. Easy to clean and use: The 54 mm portafilter funnel is dishwasher safe, or you just wash it with water and clean it with a brush or sponge. As for use, simply twist the funnel onto your 54 mm portafilter, align the funnel with the grinder, gently press forward to engage the auto-grinder, and release. Specifications: * Quantity: 1 * Material: CNC aluminum alloy * Color: silver/black * Package Contents: 1 x 54 mm dosing funnel Warm Note: This funnel is only compatible with the 54 mm portafilter. Please allow slight size errors due to manual measurement. The color may have slight differences, due to different displays. This dosing funnel is NOT water tight with portafilter. Remember to remove the dosing funnel ring after the tamping and before the extraction. Do not lock the dosing ring on the brewing tap.