D12-230/300400/500 short-range wire feeder upgrade pack direct extruder

Application: Wanhao D12-230/300/400/500 3D Printer

Contain:

1. 0324150 D12-400/500 short-range Wire Feeder 80 cm * 1  
2. 4023033 D12 short range wire feeding nozzle Kit * 1 
3. 0301140 m 3 * 6 Cup head stainless steel screws * 2
4. 0301138 m 3 x 8 Cup head stainless steel screws * 2
5. 03050708 mm wire wound pipe * 20 cm * 1

20. How to upgrade the short filament fitting to longer one?

If you have any queries, please contact Sherry. Thank you.