When you accelerate, the one-way bearing locks in and creates traction. When you decelerate the one-way bearing freely moves reducing the chance of stalling which can be clearly noticed when cornering.

Center One-Way x 1

Center One-Way Shaft x 1

840 Flange Bearing x 1

1050 Bearing x 1

Urethane Bushing x 1

2mm E-Ring x 2

Can be used with all TB-03 chassis vehicles.

Cannot be used with Item 54053 TB-03 Aluminum Propeller Joint Set (Rear) and Item 54094 TB-03 Aluminum Spur Gear Mount.