Utilizing the launch for the F-05 Front Multi-Roller unit (15808), DR-EVO Multi-Mount straight back Body (15341) and DR 11mm Aluminum Passing Roller w/ incorporated Ball Bearing (15342) how many ball bearing associated option elements for Dangun Racers have really actually really increased quickly. To be able to provide more ball bearing options, Tamiya now releases 2 types of ball bearings made for Dangun Racers. Each set includes 2 bearings.