Amazon.com: 54mm Bottomless Naked Portafilter, For Espresso Machines Coffee Accessories with Wooden Handle And 1 Cup Filter Basket Included, Compatible With Breville880, 878, 875, 870, 840, 810 And 8 Series Other: Home & Kitchen
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Amazon.com: NEOUZA 51mm Bottomless Portafilter Compatible with Gevi,Yabano,Hamiltion Beach,Farberware,Oster Nova PrimaLatte Espresso Machines with Stainless Steel Filter Basket Wooden Handle: Home & Kitchen
Bottomless portafilter, Slayer espresso machine. Photo by SlayerEspresso, via Flickr. | K cup coffee maker, Coffe machine, Coffee world
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Espresso Machine Mods: 4 Reasons to Use a Naked Portafilter - Perfect Daily Grind
Amazon.com: DIBTSA 58mm Bottomless Naked Portafilter, with Filter Basket, Espresso Machine Replacement Parts Compatible with Breville The Dual Boiler BES920XL and BES900XL, the Oracle BES980XL: Home & Kitchen
Amazon.com: Joytata 54mm Bottomless Portafilter Fits Breville Barista Espresso Machine Stainless Steel Naked Portafilter Along with Double Shot Filter Basket Coffee Bottomless Handle-Wooden: Home & Kitchen