Adjustable dstributor and tamper base designed to work with the tapered breville portafilter baskets, including the barista express, pro, touch, bambino plus, infuser and duo-temp pro Get consistent distribution and pressure every time making it easy to pull your perfect shot right at home, leveling your grounds before tamping creates a uniform and consistent tamp Set your desired tamping depth for consistent tamping pressure every time Head leveler and tamper are designed in one, double sides are available Ensure your portafilter basket is fully dosed with coffee grinds to get the right amount of pressure from the tamper for a tighter pack and richer flavor