These ball casters make a good third wheel for 3 wheeled robots, or you can use 2 for more balance.
With the Ball Caster, your project can pivot and move in almost any direction. There are two ball casters included, and height can be adjusted for various applications and projects.
The wheels are 3.5" in diameter and about 7/8" thick. They are modified to fit a splined servo shaft such as the HiTec standard servos.
This is a prebuilt custom robot ready to ship. It uses our popular LT2-F chassis with 8ft Zippermast to make surveillance possible from 8 foot high.
This is an SST tracked robot platform equipped with 32-millimeter motors, a motor controller and a tethered remote. It has a pan/tilt camera with high power LED lights. This is a rugged treaded robot platform.