VNS Equatorial platform made by 3D Printer (Very accurate +-0.1mm) $64

Many people are trying to make EQ platform with wood or aluminum but to make an accurate disk shape and angle 3D printer is very useful. This functions great with my 10 inch dob but I have to enhance a poor wooden frames tho.. [Cost] Motor and the speed controller: $32 on eBay. Bearings and rollers: $12 on eBay (8x skateboard bearings=$3, rubber roller=$4, and bearings to hold gear shaft=$5) 12V AC Power adapter: Used what I have for old PC. Timbers: Less than $20 Total cost: $64