Ratio Six Coffee Machine RGroup_Six the Four delivers between 5

the Four delivers between 5 to 20 ounces of perfectly extracted coffee

OLED PID with Shot Timer: Navy-blue PID display with 0

The Clive Wood Tamper pairs a handcrafted wood handle with a precision-machined stainless steel base for a comfortable

Handcrafted wood handle with unique natural grain

small air bubbles in the glass

Ratio Six Coffee Machine RGroup_Six the Four delivers between 5World class coffee with a push of a button. The Ratio Six Series 2 offers: Automated pour over process that delivers a perfect carafe of coffee, every time. Made with premium materials and built to last. Designed for precise heat and water flow. Simple one button operation for up to 8 cups of coffee (40 oz).