1.Please tell us what size of nozzle you need,0.2mm 0.3mm 0.4mm,3 siezs

2. please tell us what kind of feeder you need ,long distance feeder or short distance feeder

3.Please tell us which filament you want,1.75mm or 3.0mm

otherwise , we will send you randomly 

Product descrition:
Heat tube:12V 40W,1m long

Thermistor:100K NTC B 3950 ±1% ,1m long
With free Copper Cap

This 3D Printer J-head Hotend is applied for 1.75mm and 3.0mm  Long-Distance Filament Bowder extruder
After improvement by our technical personnel,the unique design let this J-head Hotend is better than that before

Package listing:
1x J-head Hotend for 3D Long-Distance Filament Bowder extruder