This ball bearing set is for the Tamiya Semi-Truck series of R/C vehicles. The set may be used in place of the kit standard steel bearings to diminish drivetrain friction/noise and enhance much longer running time.
• 1260 Ball Bearings x2
• 1150 Ball Bearings x19
• 850 Ball Bearing x1
• appropriate for 1/14 4x2 Tractor Truck models and Item 56307.