1. The item is designed and manufactured by E-VIRATRUE team.

2. The upgrade part is made of 7075 aluminum, parts processed by CNC 3D machine tool are very precise, by adopting whole shaped technology, the products have the characteristic of high intensity and durability.

3. The item has been hard anodized.

4. The 7075 Aluminum Front and Rear Gear Box is the same.

5. Upgraded the bearing bigger for the front/rear gear box:

26mm x 10mm x 8mm instead of 22mm x 10mm x 6mm

6. The listing sells as 1pcs Gear Box, pls order it if you need more.

7. pls feel free to contact with us if you have any questions about E-VIRATRUE products.Email:     zhengcaijiwu@126.com