IMS Precision 14-18 g Filter Basket Compatible with 54mm Breville Sage Espresso Machines Express, Bambino, Bambino Plus BES450, BES500, BES880, BES810BSS, BES860XL, BES870XL, BES878 : Amazon.co.uk: Home & Kitchen
verybarista IMS Big Bang Precision Filter Basket made for Breville Sage 54mm bottomless portafilters, double espresso (h25.5) : Amazon.co.uk: Home & Kitchen
IMS Precision Basket 54mm, for San Marco and others (18-20g) - ESPRESSOCUPS PTE LTD
IMS 54mm Basket for Breville 18-22g Precision Portafilter Basket fits 53- 54mm Tampers and Bottomless Portafilters : Amazon.co.uk: Home & Kitchen