The rails form the backbone of the chassis

for the Traxxas Revo 3

Suits 5mm motor shaft diameter

Overall length: 33

Traxxas 4422 Blue Aluminum Lower Chassis Nitro Slash O Scale The rails form the backboneTraxxas 4422 Blue Aluminum Lower Chassis Nitro Slash Rebuild the foundation of your Nitro Slash with this genuine Traxxas lower chassis, machined from aluminum and finished in blue. It's a direct factory replacement that ties your drivetrain and suspension components together. Aluminum construction resists bending and cracking far better than stock chassis materials under hard use. Lower chassis Aluminum construction Blue finish Fits Traxxas Nitro