Extruder Type: Makerbot Extruder
Material: Plastic.
Drive Feeder Gear: 40 Teeth gear.
Package included: 1 x Extruder Kit (neither left or right).
This extruder kit is the perfect replacement to your makerbot 3D Printer and this kit is for use with 1.75mm filament only. This extruder kit is made of plastic and it includes the gear, screws,