3D Printer Heating Aluminum Block Makerbot MK7 MK8 Dedicated Print Head Extruder

   Description:

Features:
Suitable for Makerbot printer
Made of solid aluminum material, durable in use
It works perfect with nozzle and nozzle throat
Inner hole for set screw: M6 and M3 (heat pipe and thermocouple)
Heater Mounting Hole: 6mm diameter
Thermocouple Mounting Holes:3mm diameter