For 3 Hotend: Our 3D printer hotend is compatible with for 3 High Speed 3D Printer. Plug and Play: This hot-end kit comes pre-assembled with a heating tube, thermistor, nozzle and silicone sock, no wiring and peeling works, making it an easy replacement for the printer's previous hot end kit and use. High Precision: The heater block kit keeps a stable temperature during printing and lets the filament out evenly, supporting a print speed of up to 600mm/s, allowing models to be printed faster, achieving quality printing. Tips: Before installing, please check parts whether are loose in transit. It is suggested to re-level your hot bed after installing this print to avoid printing problems. Filament Compatibility: The 24V hot end works great with 1.75mm PLA/ABS/WOOD/PETG/TPU filament, etc. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Brass + Hardened Steel Package Contents: 1 * Extruder Print Kit 2 * 0.4mm Hardened Steel Nozzle 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.