Traxxas ball bearing for the T-Maxx is 10x19x5mm.

Primarily for used in the 2-speed Spur Gear on the Traxxas T-Maxx,

10x19mm Ball Bearing from Traxxax.  It is primarily for used in the 2-speed Spur Gear on the Traxxas T-Maxx. 

Ball bearings reduce friction and last longer than bushings.  Double Shielded

INCLUDED: One Ball Bearing

This bearing can be used for other applications that call for this particular size.