58mm Adjustable Distributor with a 58mm base designed to work with most portafilters and espresso machine models including Breville, Rancilio, Gaggia, La Pavoni, Hamilton Beach, ECM, La Marzocco, Rocket, Alex Duetto, Astoria and all E61 group machines Low profile design makes it easier for the barista to tamp with a straight arm at 90 degrees to the counter. It evenly redistributes coffee grounds and provides a larger flat surface area for the barista to apply an even tamping pressure using the palm of the hand, which helps with control and consistency Height is adjustable by its screw mechanism (no grub screws, shims, or allen keys required) to suit different doses or baskets Solid 304 stainless steel base provides durability and reassurance when you make espresso. Antislip aluminum alloy handle is comfortable for hand use. Antirust design, it's material with a refined appearance Use scenarios Home setup with a 58mm portafilter: compatible with common brands listed, helping you achieve even distribution and consistent tamping pressure for better extraction. Dose and basket versatility: quick height adjustments via screw mechanism let you adapt to different doses or basket sizes without tools. Busy cafe or training environment: lowprofile, easy handling and stable tamping support improve control and consistency during repetitive tamping tasks across various 58mm machines and group heads.