BIQU Aluminum Heater Block Specialized for MK7 MK8 3D Printer Extruder(Pack of 5pcs)

Specifications:
-Material: Aluminum
-Dimensions: 20*20*10mm(LWH)
-Net Weight: 7g/pcs
-Inner hole for set screw: M6 and M3 (heat pipe and thermocouple)
-Heater Mounting Hole: 6mm diameter
-Thermocouple Mounting Holes:3mm diameter
-Suitable for Makerbot printer

Package Included:
5*Aluminum Heater Block