(4) 2mm x 5mm x 2.5mm Flanged Steel Ball Bearing
(4) M2 Nyloc Nut
Using these bearings in the front wheels will offer more support when the front wheels take an impact.

*****Note - This bearing set will work on all 1RC cars but when using these bearings on the Midget, Sprint Car and EDM cars you will need to install the Nyloc Nut backwards in order to fully secure the nut to the axle.