54Mm Tamper For Breville Machines, V2 Calibrated Tamper Tool Espresso Walnut, Best Size for Breville: Uniquely sized at 53.3mm, our tamper base offers a superior fit and better tamping for 54mm Breville portafilters compared to common 53mm coffee tampers. The precision fit ensures an even coffee bed, significantly enhancing espresso flavor and consistency Self Leveling Spring-Loaded Design: This 54mm auto coffee tamper features an innovative auto-leveling mechanism and a double spring system that apply consistent pressure for a perfectly level tamp and an evenly compacted puck every time Calibrated Pressure: Precisely calibrated to exert 30 lbs of pressure, the ideal amount for optimal espresso extraction.Comes with 3 interchangeable 20lb, 25lb and 30lb springs to suit your preference Gift Packaged with Keychain: Comes beautifully packaged with a cute portafilter-shaped keychain, making it the perfect gift for birthdays, Christmas, or any special occasion for espresso lovers. It?s compatible with Breville Barista Express, Barista Pro, Barista Touch, Bambino Plus, Infuser, and Duo Temp Pro Complete Your Espresso Tools Kit: Pair this walnut calibrated tamper with other high-quality KNODOS espresso tools for the ultimate coffee experience. Perfectly compatible with KNODOS leveling tool, tamping station, portafilter, bean cellar, knock box, dosing funnel, and WDT tool