CR10 Hotend Extruder Long distance Titanium Alloy Thermal Heat break Throat for Creality CR-10 3D Printer Micro Swiss
 
CR10 :

Thermal heat break is made from Titanium Alloy to provide excellent thermal isolation
between heater and cooling block. Titanium is extremely strong material and offers almost
3x lower thermal conductivity than stainless steel, creating more defined meltzone.
 
What is the difference for ''1.75-0.4mm'' and ''4.1mm bore (upgraded)''
The difference between these two models is the inner hole of the throat, see the drawings below .
 
How to choose which size to buy?
If your printing temperature is within 0°C-220°C, then choose ''4.1mm bore (upgraded)'', In this way, there will be no blocking situation.
If your printing temperature is within 260°C-300°C, then choose ''1.75-0.4mm''
 
Package list:
1 X CR10 Hotend Extruder