For those of you who purchased only the Wonderstructs plans or need to purchase a replacement part, here is information and links for samples of the non-wood parts.
1 motor. At least one side must be less than 27mm Speed must go from 0-45 RPM Torque 100 in-oz or better. Input voltage 9V. Output shaft must be square or rectangular, and have screwhole for mounting. Must have two wires for power.
Motor Speed Controller
1 Speed controller. Needs to be able to take 9V.
9-Volt DC Power Adapter
1 Power adapter.
1 Pigtail adapter. This is used to connect the power supply to the speed controller.
3 meters of two-lead wire to carry power from the speed controller to the motor at the top of the conveyor.
140 O-rings are needed for the conveyor.
0.07 inch width, 0.239 inch inner diamter, 0.379 inch outer diameter, hardness of Durometer 50A (Soft).
140 Neodymium magnets. N42 strength or greater. 8mm diameter, 3mm thickness.
15 1-inch glass marbles
Adhesive Strips for Walls
8mm inside diameter, 22mm outer diameter.
4 chimes are needed. Approximately 10mm in diameter. Chimes should have 2 small holes on end that a string can be threaded through.
Stainless Steel Pins
4 pins are needed for the 4 switches
3mm diameter x 35mm length
4 springs are needed for the 4 switches.
Wire diameter: 0.5mm. Coil diameter 6.4mm, coil height 5.4mm.
We also found that the spring from a ball point pen will work, but you may have to trim the length.
Screws, Washers, and Nuts
2 screws for motor mount, m1.8 x 0.35 x 25mm long
2 screws to motor mount to the back panel: m1.8 x 0.35 x 10mm long
4 nuts to hold the screws in place: m1.8 x 0.35
4 washers: 8mm OD x 2mm ID x 1mm thickness"
1 screw to hold the gear on the motor: Plastic thread-forming screw, 2mm x 12mm long, phillips head