Important part of your extruder to hold everything together. Can withstand high temperatures.
The hole for the nozzle is 9mm. The other two are 3mm.
This is version 5 of the peek block, it's not compatible with v4.
ReprapWorld is the number one webshop for all your reprap supplies for your 3D printer. We have a large collection of 3D printer components, from our famous electronics lines to filament from our own production. And everything is at a very competitive price!