{"title":"Metal ball casters","handle":"metal-ball-casters","url":"/products/metal-ball-casters","description":"A sturdy metal ball caster made from 1 mm stamped steel plate, capable of supporting loads up to 15 kg. At just 37 g and 20 mm tall, it provides smooth omnidirectional movement without adding significant weight to your robot chassis.\n\nThe caster uses 40 small bearing balls around the main 15 mm steel ball for low-friction rolling in any direction, making it ideal as a third contact point on two-wheeled robot platforms.\n\nSpecifications\n\n\nBall Diameter: 15 mm\n\nBody Height: 20 mm\n\nBall Protrusion: 4 mm\n\nMounting Hole Diameter: 4 mm\n\nMounting Hole Centre Distance: 40 mm\n\nBearing Balls: 40\n\nMaximum Load: 15 kg\n\nWeight: 37 g\n\n\nIdeal For\n\nTwo-wheeled and four-wheeled robot platforms\nMobile robot chassis as a free-rolling support point\nSmall vehicles and automated guided platforms\n\n\nPackage Contents\n\n1× Metal ball caster\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":6538,"title":"Default Title","sku":"DF-FIT0007","price":3.04,"on_sale":false,"in_stock":true,"available_quantity":714,"option1":"Default Title"}]}