Usage Tips:Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! [Quick-Swap]The integrated nozzle is suitable for K1 SE/K1C/K1/K1 Max/ 3 V3/ 3 V3 Plus/ 3 V3 KE/ 3 V3 SE. nozzle 0.4mm heat break is an all-metal integrated design for swift installation and easy replacement nozzle is made of copper alloy and hardened steel bimetallic material, high thermal conductivity, high hardness, better performance. Support PLA, ABS, PETG, TPU, PP, PC, PLA-, PA-, PET- multiple filaments printing [High-flow Printing]3D printer nozzle kit chamber is enlarged so that when the printing temperature is at 240, the maximum flow rate can be up to 30mm3, supporting 600mm/s high-speed printing [Crafted with Ingenuity]Joints fit tightly and effectively prevent filament leakage. Smooth inner wall for smooth feeding. No burrs at the orifice, stable printing, not easy to block the material.The advanced processing technology makes the printing model more smooth and delicate Material: Chrome Zirconium Copper Color: As shown Package Contents: 2 x For K1C Nozzle 0.4mm 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.