>break gearbox in high-speed build
>get new box
>Changing out parts
>everything together, only took me a damn hour on a 10 minute job
>gun starts firing like crazy, hands not even on trigger
>Investimigate
>contacts aren't even touching
>an hour of investimigation before finding out I have no idea what's going on
>Remove contacts from each other
>plug in motor
>Possessed-ass gun still turns the motor
>GOOGLE HERE I COME
>Find out mosfet is fried
>Swear uncontrollably
>Get so aggravated I make my own wiring harness
>Takes 20 minutes and I get it right on the first try

Screw it, I'm going to buy an entire, pre-assembled gearbox, drop it in my gun and never, ever, EVER, try any "High speed" or "DMR" projects on it. It's going to sit in my gun, and be a good little gearbox.
about a minute ago