It's a Solarbotics GM3. Don't order off their website. Call them and specify their 12v, not their 6v motor. The cost is the same, but there isn't any way to order the 12v off of their website directly. The 6v has carbon brushes while the 12v has platinum, iirc.
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Hell, there are no rules here - we're trying to accomplish something.
Opportunity is missed by most people because it is dressed in overalls and looks like work.
Thomas A. Edison