Item Type: 3D Printer Hotend. 1 x Hotend. Available for A1 or for A1 mini 3D printer. EASY TO REPLACE: This is an upgraded version, upgraded from the original, the original for A1 hot end extrusion head does not have replaceable nozzles, the for xirbbo A1 extrusion head has threaded, hardened steel nozzles that can be removed and replaced to reduce running costs, for A1 hot end extrusion head special replaceable nozzles can be replaced.
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