1.58 mm adjustable distributor with a 58 mm 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 helps the barista tamp with a straight arm at 90 degrees to the counter, reducing reach and improving ergonomics Evenly redistributes coffee grounds and provides a larger flat surface area for the palm to apply an even tamping pressure, helping with control and consistency Height is adjustable by a screw mechanism (no grub screws, shims, or Allen keys required) to suit different doses or baskets Solid 304 stainless steel base delivers durability and stability, while the antislip aluminum alloy handle provides a secure grip Use scenarios Home espresso setup: compatible with machines such as Breville or Gaggia; adjust for different doses to achieve consistent tamping and extraction Small café environment: easily switch between baskets and doses by adjusting height to maintain a reliable tamp depth and workflow efficiency Barista training: helps users learn a 90degree tamp with even pressure, reducing variability during practice and service