1. Bottomless filter holder with filtering basket 51 mm bottomless portafilter with a standard threeear handle Stainless steel construction Ultrafine singlelayer filter mesh for a smoother extraction Includes a finehole filter basket and a surrounding sieve for uniform filtration of coffee powder 2. spare part Compatible with EC0680 and EC0685 espresso machines Provides effective coffee filtration for professional level extractions Fully serviceable spare part that can be disassembled for maintenance or replacement 3. Bottom filter holder Easy to use, solid and stable Long service life Not easy to rust and easy to clean 4. Ergonomic handle Ergonomic solid wood handle for a comfortable and sturdy grip Enables steady handling to help you achieve a consistent espresso puck Use scenarios Upgrading a home or small cafe setup for more consistent extractions with uniform filtration and a softer taste Replacing or refurbishing parts on EC0680 or EC0685 machines to maintain performance and reliability Routine maintenance and cleaning to extend the life of the portafilter and preserve rust resistance