Specification:A:Panda Juicer HFC-H/A: The Panda Juicer HFC-H/A High-Flow Hotend features a nano-coated hardened steel nozzle for exceptional durability. With its optimized high-flow core design, it delivers faster printing speeds and smoother extrusion for your Bambu Lab printers. / B:Panda Juicer HF-H/A: for Print faster and stronger with the Panda Juicer HF-H/A High-Flow Hotend. Its hardened steel nozzle delivers reliable extrusion, long life, and consistent quality for Bambu Lab H2D, A1, and A1 mini. Nozze Removal and instalation:lmportant Recommendation: To prevent leaks, we strongly recommend performing a "hot-tighten" on the nozzle after installing the hotend. This means tightening the nozzle while the hotend is at its operating temperature. Color: Black Material: Hardened Steel + Metal + Silicone Package Contents: 1 x Panda Juicer Hotend Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.