This is a pack of eight optional 5x11x4mm ball bearings from Traxxas. These bearings can be used to replace the stock bushings for the wheels.

Compatibility:
Traxxas Bandit
Traxxas Jato
Traxxas Nitro 4-Tec
Traxxas Nitro Rustler
Traxxas Nitro Slash
Traxxas Nitro Stampede
Traxxas Rally
Traxxas Rustler
Traxxas Rustler 4x4
Traxxas Slash
Traxxas Slash 4x4
Traxxas Slash 4x4 Ultimate
Traxxas Stampede
Traxxas Stampede 4x4
Traxxas Telluride 4x4
Traxxas XO-1