1. Perfect Compatibility: This 51mm portafilter bracket handle is designed to fit KF6001 and KF700 models. Please verify your machine model before purchase. 2. Barista Training Tool: The design allows observation of the flow column, flow rate, color, and stream consistency to help improve extraction uniformity for better-tasting espresso. 3. Enhanced Extraction: The coffee liquid extraction handle promotes richer crema and improved quality, allowing you to enjoy a glossy, consistent espresso stream. 4. Ergonomic Design: Features a rosewood-style ABS handle for a comfortable grip and stable operation. The removable design enables quick and easy disassembly for convenient cleaning and maintenance. Color: Black + Silver Material: ABS + Metal Size: 51mm Package Contents: 1 x Coffee Handle 2 x Filter Note: The package includes only the items listed above. Additional accessories are not included. Lighting and display settings may cause slight variations in color between the product and the image. Measurement may vary by +/- 1-3 cm.