Introvert Step-Down Portafilter Basket Dual Boiler the world’s longest-standing mountain infantry

the world’s longest-standing mountain infantry

and press down on the handle

giving you full control over the steeping time and flavour profile

This powerful grinder is designed specifically for espresso travel brewing

The slip resistant surface and grooves keep your portafilter in place

Introvert Step-Down Portafilter Basket Dual Boiler the world’s longest-standing mountain infantryTransform your espresso workflow with the Introvert Step Down Portafilter Basket a 58mm basket engineered with a 49mm extraction zone to optimise puck density, flow control and flavour balance. This innovative step down design deepens the coffee bed and concentrates the extraction area, producing richer, more stable shots with improved resistance and fewer inconsistencies. Its a precision tool designed for baristas and enthusiasts seeking the next