17 mm hubs

[super nub i drive traxxas]

http://www.rcplanet.com/Maximizer_Adapter_Composite_Savage_p/max2391.htm
found those for 4 dollars
on hpi the conversion is like 50 bux
is that 4 dollar thing all u need?

 

[Blazer X]

yea but the hpi conversion is for the truggy axle also...but to answer your question...yes that is what you need to run the 17mm.