Sturdy 3D Printer Extruder Kit Accuracy Double Feed Gear Hardened Steel

Features:
High Precise DIY 3D Printer Extruder kit Dual Drive Gear;
BMG Upgraded Gear Kit Double Sheaves with Pin;
Dual Drive gears is made from hardened metal material with high precise;
Pinion Gear:44;
Large Gear:17;

Specifications:
Material:Metal;
Pinion Gear:44
Large Gear:17

Note:
Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes:
1set 3D Printer Extruder Kit