4x16x5mm Polyurethane Miniature Pulley Wheel Roller Bearing - Tire 16mm Ball Diameter - 2 inch (2") conductive rubber bearing liner reduces

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4x16x5mm Polyurethane Miniature Pulley Wheel Roller Bearing - Tire 16mm Ball Diameter - 2 inch (2") conductive rubber bearing liner reduces4x16x5mm Polyurethane Miniature Wheel Roller Bearing With Tire 16mm Soft Low Noise 4mm x 16mm x 5mm VXB Bearing 4x16x5 BLACK TIRE BEARING Size: 4mm x 16mm x 5mm Inner Diameter: 4mm Outer Diameter: 16mm Width: 5mm Brand: VXB Bearing Tire Material: PU Polyurethane Quantity: One