Sources & verificationhttps://fellowproducts.com/products/opus-2-conical-burr-grinderhttps://www.coffeedesk.com/product/Fellow-Automatic-Grinder-Opus-Gen-2-Blackhttps://roastaroma.com/gear/fellow-opus-2Last verified2026-08-28
Features48mm conical burrsstepless dial adjustmentabout 9-second espresso grindnear-zero retentionanti-static ionizerautomatic shutoff with grind guidancemagnetic catch cups for 54mm and 58mm portafilterstool-free burr access