ITEM NAME:All-Metal V6 J-Head Hotend Extruder Hotend Kit With 2 Pcs Stainless Steel N H7X6 All-Metal V6 J-Head Hotend Extruder Hotend Kit With 2 Pcs Stainless Steel N H7X6 High temperature & heat ventilation: 12V/40W NTC heater, avoid NTC burn and break frequently, stainless steel material nozzle throat and high quality resistance whose temperature can up to 280 °C, 12V high speed fan, lose heat quickly Anti-leakage & anti-blocking design: nozzle and tube connect seamless, prevent material leaking and blocking Easy to install: NTC connector with terminal, you can install directly Compatibility: Compatible with all 1.75mm V6 3D printer Color: color as shown Material: stainless steel + brass Attention: Small parts, keep away from children All-Metal V6 Hotend Full Kit with 5 Pcs Extruder Brass Print Head + 2 Pcs Stainless Steel Nozzle Throat for E3D V6 Makerbot 3D Printers Specification of All Metal V6 Hotend Full kit: 12V/40W heater, the temperature can up to 280 °C?Long-term temperature: 240 °C/ short-term temperature: 280 °C? 12V high speed fan with shroud One meter long PTFE/teflon tubing 4mm OD 2mm ID 1 X Pneumatic fittings Type : Extruder Brass Nozzle Print Head Color: Golden Material: brass Input Diameter: 1.75mm Output Diameter: 0.3mm 0.4mm 0.5mm Note: Compatibility:Compatible with all 1.75mm V6 3D printer package including: 1 x All Metal V6 hotend 12V/40W/1.75mm/0.4mm Nozzle / Extruder 1 x 12V high speed fan with shroud 1 x One meter long PTFE/teflon tubing 4mm OD 2mm ID 1 X Pneumatic fittings 2 x 1.75mm Stainless Steel Nozzles Throat with PTFE Tube 1 x 0.3mm Nozzle Print Head 3 x 0.4mm Nozzle Print Head 1 x 0.5mm Nozzle Print Head 1 x M3 Hex driver.