Amazon.com: motta Metallurgica 51 mm Coffee/Espresso Brown Tamper With Stainless Steel Flat Base, Compatible with Delonghi Pump Machine series, Capresso PRO, and Breville 800 Series: Home & Kitchen
51mm Coffee Distributor & Tamper,51mm For Delonghi Dedica Portafilter With Silicone Tamper Mat,adjustable Depth - Tampers - AliExpress
Amazon.com: GURUDAR 51mm Coffee Distributor, Espresso Distribution Tool, Adjustable Depth Espresso Tamper Leveler with Walnut Wood Handle Fits for 51mm Delonghi Barista Portafilter: Home & Kitchen