A premium-grade Metal Ball Caster Wheel (Omni-directional Ball Bull-Eye Wheel) designed to act as a smooth, frictionless balance support for DIY robot cars and small smart vehicles. Featuring an omnidirectional metallic ball bearings system housed in a durable plastic dome, this caster wheel allows for seamless 360-degree rotation, making it perfect for quick-turning 2WD robot configurations and line followers.
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