PRUSA-V6-175-12V/24v kit or Fully assembled. PRUSA-V6 Standard Kit or Fully Assembled Key features: - Prusa HeatBreak - Maximum temperature: 300°C - Prusa thermistor - 40w heater cartridge Kit contains: 1 x V6 HeatSink 1.75 mm,  1 x Stainless steel Prusa HeatBreak, 1 x Brass nozzle 1.75mm 0.4mm, 1 x 40W 24V heater cartridge, 1 x V6 aluminium HeaterBlock, 1 x Prusa specific thermistor cartridge, 1 x Collet, 1 x Collet clip, 1 x V6 fixings kit, 1 x M3 grub screw, 1 x M3 washer, and 1 x Thermal paste.