• Used for MiniQ robot, Line follower robot, robots which needs precise navigation
• 3/8" diameter metal ball
• Two screw sets
• Total height of this ball caster is 0.4" with no spacers
The DFRobot MiniQ Metal Ball Caster is the same caster used on the MiniQ robots.
This tiny ball caster wheel is suitable for small light weight robots. The ball measures only 3/8 of an inch in diameter and rolls around smoothly with four ball bearings in a white plastic housing. It is only 0.58 inches tall. Screws are included.