Use the Gears to Count Movement with Sensors! Evenly spaced holes near the edge, which can be used with a slotted optocoupler to measure velocity, acceleration or distance of the gear or vehicle. Holes can also be used to attach the gear to a wheel, pulley or other objects.
- Gear A has a 9/16 in. diameter with 13 teeth
- Gear B has a 3/4 in. diameter with 18 teeth
- Gear C has a 1-9/16 in. diameter with 38 teeth
- Gear D has a 2-11/32 in. diameter with 58 teeth
Set includes inserts for holes.