Wide Belt Remix of Mr. Baddeley's Drive

I wasn't having much luck with the dual drive belt from Mr. Baddeley's excellent design so I made some adjustments to the original stl to fit a wider belt. I've included the wider belt and both the wider pulleys for the wheel and motor. The smaller pulley that goes on the motor also needed a slightly larger hole for the square nut as it squished too much with my Nylon. Another note, my R2D2 motors got hot enough to melt the ABS+ I was using so the smaller pulley has been printed in Nylon (but