Metal Earth Cat Mining Truck - MMS424 4mm Gold Bullet Connector 30 tooth count provides a

30 tooth count provides a specific gear ratio option for tuning top speed and acceleration to suit different track layouts and motor configurations

but bearings do wear over time — particularly in heavily used hauler builds

clean build

This is the official replacement F Parts tree direct from Tamiya

supplied in green and designed as a direct-fit spare part for compatible Traxxas RC models

Metal Earth Cat Mining Truck - MMS424 4mm Gold Bullet Connector 30 tooth count provides aThe Metal Earth Cat Mining Truck (MMS424) is a 3D metal puzzle kit that builds into a self supporting 3D metal model with no glue needed. Key Features Laser cut Metal Earth metal kit that clicks together without adhesive A satisfying no mess build for hobbyists and gift giving alike