The 3mm Diameter Shaft Set includes eight hex shafts of various lengths. Also included in the set are two adjustable crank arms with a hex wrench for tightening the crank arm set screws.
These metal joints can be used to connect various construction pieces. Combined with the universal arm and universal plate sets, a variety of exciting crafts can be constructed.
The large pulley set is a great method of transmitting power from your motor to your wheels and gives insight on the beginnings of power transmission.
This is the chain and sprocket kit for the IG52-DB4 robot platform. It includes the sprockets, 6 feet of #25 chain, and 4 connecting links.
Waterproof ultrasonic distance sensor. This sensor can be used for collision detection in your project.