Copper-titanium alloy all-metal throat, suitable for printing with high-temperature consumables High-quality CNC heating block, good thermal conductivity and high precision High-quality brass nozzle, high roundness of extrusion hole, precise size, smooth inner wall, high precision It is equipped with heating rod and temperature measuring line, which is more complete. Mk3sand extruder kitx1 Weight: 90g Applicable models: MK3, MK3S, MK3Sand, other machines with V6 remote extrusion head kit colour:Random Color Note: Random color, don't accept the specified color. Material:plastic Package Contents: 1 x MK3S Parts 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.