Here are pics of my Duratoy Conveyor Conversion:
Here's the shopping list!
www.servocity.com
Dayton gear motor - 25 rpm model -part #2L010
http://www.servocity.com/html/25_rpm...gearmotor.html
also get a 3/8 x 5/16 universal joint to connect motor to conveyor shaft - part # COXA1-8:
http://www.servocity.com/html/universal_joints.html
If you need a 12v power supply, I found a great resource to get one for $11 !!! and it puts out 5 amps!
http://www.ebay.com/itm/AC-Adapter-P...item4ab3776482
that is exactly what I used for mine. The only other things I did to it was had some sheet metal bent to raise up the hopper and I cut a 2x6 to size to raise up the lower hopper. I think I also got 10-32 bolts 1.5" long to mount the motor to the hopper.