THIS IS A WORK IN PROGRESS PROTOTYPE
PLEASE USE AS A REFERENCE ONLY

Total US$1000

ML5010 (gogo-rc) $29 x 12 = $360
6701 ZZ or RS Bearing (AliExpress "Hardware appliances") $0.25 x 16 = $4
6704 ZZ or RS Bearing (AliExpress "Hardware appliances") $0.65 x 20 = $13
6807RS $1.5 x 12 = $18
6809RS $1.75 x 4 = $7
6810RS $3.75 X 4 = $15
225-3M-06 (182-1302 RS-Components) Timing Belt $4.25 x 4 = $17
201-3M-06 (182-1298 RS- Components) Timing Belt $4.00 x 8 = $32
300-5M-09 (175-5197 RS-Components) Timing Belt $4.75 x 8 = $38
265-5M-09 (175-5193 RS-Components) Timing Belt $5.25 x 4 $21
6mm x 2dia Diametric Magnet (93201 AMF Magnetics) $0.65 x 12 = $8
500mm 20x10 Al Extrusion (Bunnings) $4.00 x 0.5 = $2
Total Electro-mechanical $535

Custom Controllers ESP32-WROOM $35 x 12 = 480

Plus Batteries and a Brain/Sensors