These are the same wheels sold with the Trekker Chassis. The wheels are 3.5" in diameter and about 7/8" thick. Two wheels are included and are modified to fit a splined servo shaft such as the Hitec standard servos. It includes 2 long screws for mounting the wheels on the servo shaft.
These wheels are larger drive wheels allowing the trekker to drive faster and add to the Trekker's appearance.
These ball casters make a good third wheel for 3 wheeled robots, or you can use 2 for more balance.
This aluminum heat sink is designed for integrated circuits (IC) of electric components. It's easy to use, and provides the perfect cooling effect for your project.
The Power Patrol SLA1165 battery is sized, tested and rated to meet exact manufacturer, OEM and safety standards. The SLA1165 gives you increased durability, superior performance, longer run times between charges and longer overall battery life.