GOOD News!! ROAR Racing approves Scorpion RR-3420 Series motor !!
We are proud to announce RR-3420 Series for R/C car have approved by ROAR Racing.
RR-3420 Series are now allowed to use in ROAR National Race and other competitions under the rules of ROAR.
Approved list can be found on ROAR Racing offical web site and forum.