Quantity   Component name
1 × 19" long 4"x 4" Aluminum tube 0.118" thick walls Rotator Body
2 × 4"x4" 1/2" thick aluminum plate Body end caps
1 × 0.75" x 2.5" Aluminum bar stock Azimuth bearing mount blocks
1 × 0.5" x 1.5" aluminum bar stock Elevation bearing mount blocks
3 × 48 tooth XL toothed belt pulleys Driven pulleys
1 × 12" 1.25" diameter, 0.125 thick aluminum tube Azimuth mast
1 × 0.50" x 7" steel shaft Elevation axis shaft
3 × NEMA 23 step motors Azimuth and elevation drive motors
3 × 12 tooth XL toothed belt pulleys Motor pulleys
6 × sealed ball bearings Axis bearings
1 × Miscellaneous bits of sheet metal for brackets and covers
1 × 1" square 0.62 wall aluminum tube Elevation/Theta antenna mount arm
1 × 1/4" steel rod Antenna Theta Shaft
3 × Axis Home Sensors OPD702A photoreflective sensor
1 × Motor Driver Board Three Axis step motor driver board - seen in one of my other projects
1 × Status Display LCD 2 line x 16 char serial interfaced LCD from Sparkfun