Not to be confused with "The V4 Extruder Upgrade Kit", this V4 Hot End ships fully-assembled, ready-to-install, and includes:

• 1 - V4 Cartridge Heater
• 1 - Thermistor
• 1 - V4 Heater Block
• 1 - Rubber-coated fiberglass insulation
• 1 - Brass nozzle (available in 0.25 mm, 0.35 mm, 0.50 mm, and 0.75 mm)