Micro Swiss Heater Block for Ender 2-3 CR10 A8 MK7 MK9 USED. Aluminum heater block upgrade for MK7, MK8, MK9 hotends. Suitable for MK7, MK8, MK9 hotend assemblies. Compatible with Ender 2, Ender 3, Ender 5, Ender 6.
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