Rubber Backwash Disc for Espresso Machines 50mm or 57mm Size Selection
Backwash Disc for Espresso Portafilter Backflushing 50mm 57mm Rubber Design
Espresso Backwash Disc for Semi Auto Machines Compatible with Multiple Brands
Rubber Espresso Backwash Disc Compatible with 50mm 53.5mm 54mm 57mm 58mm
Espresso Machine Backwash Disc Compatible with 50mm to 58mm Portafilter Sizes
