3 Pcs Upgrade Metal Arm Driving Servo Parts For HUINA 1550 RC Crawler Car 15CH
How to upgrade HUINA 1550(Video Tutorial): Click the link.
The stock is made of the main arm, 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, grabing heavy, breaking stone or digging earth, this stock will bring you a great improve.
Brand Name: Huina
Item Type: Driving Rod
Suitable For:Huina 1550
3 x Driving Rod
1 x Sticker
Note: We recommend installing 6 limit switches(Click the below picture) together for a better experience.
How to install(video tutorial): //www.youtube.com/watch?v=K6T852nOfXI