Tamiya Mini 4WD Upgrade Parts Series 403 Aluminum Roller Set 15403 No. GP.403 2-Stage 9-8mm

Mini 4WD Upgrade Parts Aluminum roller that combines 9mm and 8mm rollers Stabilizer effect prevents tipping over It is smaller than the 13-12mm two-stage roller, so it is also lighter, weighing less than half the weight. Can be used with Mini 4WD PRO and Mini 4WD cars, expanding the range of settings