MN MODEL Metal Gearbox + 370 Motor Update Parts Compatible with MN-168, MN-82, MN-72, and MN-99S

Improved appearance, anodized surface. Made of aluminum alloy, gears are made of 45 stainless steel, robust and durable. CNC precision machining ensures a high level of fit. Easy to replace, simple and quick installation. Bearing design ensures smooth transmission.