MK10 Heater Block 2PCS for 3D Printer Hotend Fit with M3 and M4 Thermistor

Compatibility: Fit with MK10 hotend M7 thread nozzle and throat, 6.3mm(1/4") cartridge heaterM3 and M4 thermistor Replaceability: for FlashForge Creator Pro, Creator X, Dreamer, Finder, Inventor, Idea Builder, PowerSpec 3D Pro, PowerSpec 3D X, for Wanhao Duplicator 4S, Wanhao Duplicator 4X, Wanhao i3, for Monoprice maker select plus, for Qidi tech, Cocoon Create, etc. Upgraded Version: a M3 threaded hole has been added to the aluminum block, making it suitable for both M3 and M4 thermistor Quantity and specification: 2 pieces MK10 aluminum heater block Material: Aluminium alloy with anodized