That's a good question, I've found some call it different things?
http://store.hkshobby.com/product_in...oducts_id=6642
, but they've been out for a while.
http://www.rcmodelex.com/www-rcmodel...Save-shaft-5mm
They're expensive for me, because of shipping to the US
I've checked RC4wd, Towerhobbies, and more, I can't find them. I'm looking for some in the states also..
Thanks
Cody
EDIT:
That's awesome, I've got 2 sitting on my desk infront of me, I read it, and Had a DUH moment...
http://store.hkshobby.com/product_in...401c40e375d926
Only place I could find that has the aluminum version... or plastic for that matter.