Compatibility and versatility Compatible with 51mm espresso machines. This bottomless portafilter adapts to various models, ensuring flexibility for different brewing needs. It is a versatile choice for both professional and home baristas. Elegant wood handle Combines functionality with style. The wood handle provides a firm, comfortable grip, reducing hand fatigue during prolonged use. Its timeless design complements any espresso machine, enhancing the overall aesthetic of your coffee setup. Precision brewing The 51mm stainless steel bottomless portafilter ensures consistent and even espresso extraction. With its construction and precisely fitted filter basket, it allows baristas to observe the coffee flows and diagnose issues for the shot. Rugged durability Constructed from stainless steel, this portafilter is built to withstand heavy use while maintaining its structural integrity. Its corrosionresistant finish ensures longevity, making it a reliable tool for daily coffee preparation. Practical applications Home barista use: practice shot timing and observe flow to dial in grind size and tamp pressure for a balanced shot. Professional or cafe use: diagnose channeling and verify even extraction; use as a training and demonstration tool for staff. Bean testing and workflow optimization: test different beans and roasts, compare grind settings, and refine your espresso workflow while watching the extraction.