Introduction: How to Assemble the Tamiya Twin-motor Gearbox - Cheap Small Robot Propulsion!

About: Electronics are a newly re-found hobby for me. I'm not an engineer - I'm an ordinary guy who likes to tinker with electronics in his free time. You can see more about my projects at
The Tamiya twin-motor gearbox is terrific for small robots - it's cheap (8.95 at and the motors are plenty strong enough to power a small robot.  You can also choose from two different gear ratios, 58:1 and 204:1. In this video, I am assembling the gearbox with a 58:1 gear ratio.

Here's the finished robot on one of the first test runs: