Reuse Existing Nozzles: Easily use your existing V6 style nozzles with this adapter on your Prusa MK4 or Prusa XL FDM 3D printer with the tool head. Minimize Filament Leakage: The flange at the end of the threaded part reduces filament leakage during printing, ensuring clean and precise prints. Secure and Leak-Free: If your nozzle and heater block are not in perfect condition, hot-tightening will prevent any leakage. Copper alloy material, high temperature resistant and not easy to plug. Wide Compatibility: Compatible with Prusa I3 MK4 and for 3D printers, as well as other printers using the tool head. Part Name: Bimetal Adapter Applicable: Compatible for prusa mk4 Due to different batches, there may be differences in appearance, color and text printed on the product, which will not affect the use. Color: as shown Material: Copper and titanium alloy Size: length 65.2 mm/2.55 inches Package Contents: 1 * Throat Only the above package content, other products are not included. Note: