anddistancefromthetopedge.Theupperflangemayalsoberoundandthoseearscandifferinwidthangleorunusuallythick.squaredsteppedthickness 25 Jul 2026 Why a 58mm Portafilter May Not Fit Your Espresso Machine A 58mm group head is often marketed as a major advantage because it appears to provide access to …
