Tamiya Mini 4WD Special Project 2-stage Low Friction Plastic Roller Set with Rubber Ring (Red / Blue 13-12mm) 15525

13mm and 12mm rollers integrated low-friction plastic rollers with rubber ringsNormally, the lower 13mm roller contacts the fence, and when the machine leans into a corner, the upper 12mm roller with rubber ring contacts the fence.Rubber rings contact the fence to decelerate it, increasing stability during cornering and preventing it from tipping overRed and blue 2-stage plastic rollers with rubber rings, 2 of each colorAvailable Machines Mini 4WD PRO, Mini 4WD carsNeeds to be assembled.