3 PCS DIY Upgrade Arm Driving Servo Part For HUINA 1592

3 PCS New DIY Upgrade Metal Arm Driving Servo Part For HUINA 1592

How to upgrade (video link): https://www.youtube.com/watch?v=Un-3Qd78usg

The stock is made of the main arm, the second arm and bucket arm,  the metal linkages make them have much more power than the original one, whatever you want how to use your excavator, grabbing heavy, breaking stone or digging the earth, this stock will bring you a great improve.

Description
Brand Name: Huina
Item Type: Driving Rod
Material: Metal
Suitable For: Huina 1592 

Package Included
3 x Driving Rod