Tamiya Mini 4WD Upgrade Parts Series No.418 GP.418 2-stage Aluminum Roller Set with Rubber Ring 13-12mm 15418

Mini 4WD upgrade partsThe upper roller of the two-stage aluminum roller (13-12 mm) is set to 12 mm with the rubber ring attached.Normally, the lower 13mm roller contacts the fence, and when the machine tilts in a corner, the upper 12mm roller contacts the fence.Not only does it exert a stabilizer effect to prevent falls, but the rubber ring creates a braking effect and demonstrates high running stability.