4WD metal central diff - OpenRC Truggy

Got this 1/10 central differential (module 1) from HobbyKing:

**Update:**
- new links
https://hobbyking.com/en_us/reduction-gear-44t-a2038-a3015.html
https://hobbyking.com/en_us/central-diff-complete-1pc-bag-33154.html

you just need a new lower and upper housing ;)

https://www.youtube.com/watch?v=AhxLo4NVtT8