[Sintron] 3D Printer MK8 Extruder hotend 0.4mm Nozzle Latest Upgrade Print Head for 3D Printer Reprap Mendel MakerBot, Prusa i3 & rework AU Store (9) Flash Memory: 32 KB

(9) Flash Memory: 32 KB (ATmega328) of which 0

(3) SDA and SCL interfaces added

we upgrade the J-head to all metal Sintron MK8 extruder (not all the MK8 extruders are the same)

the signal triggers a new timer

update 2026-03-11:  US Canada UK EU Country ( including Germany Italy Spain Portugal Belgium France ) with free shipping now

[Sintron] 3D Printer MK8 Extruder hotend 0.4mm Nozzle Latest Upgrade Print Head for 3D Printer Reprap Mendel MakerBot, Prusa i3 & rework AU Store (9) Flash Memory: 32 KBOverview The extruder is almost the most important part for 3D printer, also the most difficult part to calibrate. we have made necessary design to prevent "jammed" problem. I can't emphasize anymore how important this is, other sellers don't have this and would cause many problems. Features (1)The extrude is with thermistor sensor. (2)Compatible with ABS and PLA 1. 75mm. Tips While using with PLA filament, please always remember to keep the fan on,