Jopto 2PCS Makerbot MK8 Direct Drive Extruder Hobbed Gear 1.75mm & 3.0mm Filament 3D Printer Extruder Pulley 5mm Shaft Reprap

• High Quality Stainless Steel MK8 Drive Gear.
• The MK8 is an evolution of the MK7 Drive Gear. The smaller diameter gives more power, and allows for more compact extruder designs.
• Plastic filament in 3D Printers, Deep grooves.
• These gears are designed to work with 1.75mm & 3.0mm filament, and do so perfectly.
• Very sharp teeth to dig into the plastic filament for the best grip ever. Direct drive of the filament will give better prints, but you can also use these in a matching bowden-extruder.

Features: High Quality Stainless Steel MK8 Drive Gear. The MK8 is an evolution of the MK7 Drive Gear. The smaller diameter gives more power, and allows for more compact extruder designs. Plastic filament in 3D Printers, Deep grooves. These gears are designed to work with 1.75mm & 3.0mm filament, and do so perfectly. Very sharp teeth to dig into the plastic filament for the best grip ever. Material: Stainless Steel Outer diameter: 9mm Height: 11mm Bore: 5mm Size: 11 x 9 x 9mm Weight: 3.2g Package Content: 2 x 3D Print MK8 Drive Gear Pulley