3D Printer Genius Hotend Kit for Artillery Sidewinder X1 X2 Upgrade and Repair Compatible Models: This hotend kit is compatible with for Artillery Sidewinder X1/X2 3D Printer. Easy Installation: The heater and thermistor are pre-installed, just remove the old hotend kit and replace with the new hotend kit wiring to get started. Fast Heat Dissipation: The structure of the hotend kit adopts a special shape, and the feeding is smooth, which can effectively dissipate heat and support fast printing. Please note: There may be slight color difference or discrepancy in the actual product, which does not affect the use, please don't mind, thank you! Colour:Photo Color Material:Silicone + Brass Package Contents: 1 x Hotend Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.