Impakt RC also has them.
Here:
Only 4S available now, but they are getting more.
Losi 8 Buggy + Truggy & Associated SC8
Tekno RC Conversion Kits on all
MMM, MGM, Xcelorin ESC's
Tekno Neu "square can" brushless motors
Polyquest - Neu - Flight Power LiPo's