Trianglelab® / Dforce® Drivegear kit dual drive gear extruder kit Cloned Btech upgrade for extruder for Prusa i3 3d prin

DualDrive gears for 1 75 mm filament Precision custom cnc machined with extreme precision guarantees that you get the grip you always wanted The gears are treated with hardened steel and then treated by nickel plating Greatly improved the durability and reliability of gears The extruder controls the filament very well All gears are hardened steel and treated with nickel plating Package List 1 Superior quality pulley WITHOUT the lock screw X 1 Hardened steel It is more durable and durable The biting teeth are very sharp and not easy to slip 2 Superior quality pulley with the lock scre X 1 Hardened steel It is more durable and durable The biting teeth are very sharp and not easy to slip 3 Pulley shaft X 1 3MM 20MM 4 Pulley bearings X 2PS In a long period of use There may be a drop in color But this does not affect the sharpness of the gear