High-flow hot end: high-flow, supports high-speed printing Nozzle chamber enlarged, up to 32mm/s, support 60mm/s high speed printing Structural upgrades: all-copper heat sink, ring heating ceramic Full copper radiator with good heat dissipation performance, even heat dissipation, smooth extrusion. 360 encircling ceramic heating ring, built-in copper-plated heating ring to improve the heating rate. Upgraded hardened steel nozzles: replaceable nozzles/reduced cost of ownership. The nozzle is made of hardened steel SKD11 with quenching and hardening treatment + nano treatment on the . Heating up to 450℃, more wear- and longer service life. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Copper Package Contents: 1 * For P1P hotend kit 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.