This ball bearing set is for the Tamiya Semi-Truck series of R/C vehicles. The set can be used in place of the kit standard metal bearings to decrease drive train friction/noise and facilitate longer running time.

• 1260 Ball Bearings x2
• 1150 Ball Bearings x19
• 850 Ball Bearing x1
• Compatible with 1/14 4x2 Tractor Truck models and Item 56307.