Coffee Tamper 49mm/51mm/58mm Whorl Flat Base Ripple Espresso Cafe Barista Tools For Kitchen Accessories Coffee Press - Walmart.com
Amazon.com: Arsikey 53mm Espresso Tamper, Premium Tamper for Espresso Machine with Calibrated Spring Loaded, 100% Stainless Steel Ripple Base Coffee Tamper for Breville Series 54mm Portafilter: Home & Kitchen
The Force Tamper Ripple Base (add-on)
Ripple-Spring Tamper – Peak Barista
Ripple-Spring Tamper – Peak Barista
Custom made 53mm ripple tamper for my Breville 870XL! : r/espresso