Seg...stick.

Step 2 Gathering.

Having decided to build a full-sized self-balancing vehicle, there are a number of essential components and modules to acquire. Here is a complete list of parts used to build the Segstick. Details of and alternatives to several components will be presented in later steps.

Big-Ticket Items ($411):
2x DeWalt DC759 18V Cordless Drill (eBay, $60ea new w/o battery or case)
1x DeWalt DC9096 18V Battery (eBay, $40)
2x Polulu High-Power 18v25 Motor Driver ($50ea)
1x Gravitech Arduino Nano 3.0 ($35)
1x Sparkfun Razor 6DOF IMU ($60)
2x AndyMark 6" FIRST Wheel ($13ea)
2x AndyMark 1/2" Keyed Hub ($15ea)

McMaster-Type Stuff:
2x Mounted 1/2" Bearings (5913K61)
4x 1/2" Shaft Collar (9414T11)
1x Precision 1/2" Keyed Shaft (1497K131)
1x 1/8" Key Stock (98535A130)

Scrounge-ables:
- Plywood (3/4", 1/2")
- Hose Clamps or Extremely Large Zip Ties.
- 1/4-20 Bolts and Nuts
- Breadboard or Protoboard
- Wire, Heat Shrink, Solder
- 5k or 10k Potentiometer.
- Polarized 2-Pin Power Connectors (e.g. Deans)
- Heat Sink Material

And Most Importantly:
- A Stick.