说明
Wheel: Made of high-quality, impact-resistant nylon. Bearing type: Plain bore: corrosion-resistant. Ball bearing (C): A centrally encapsulated sealed ball bearing within the injected nylon, lubricated with long-life grease. Ball bearing: Two pressed-in ball bearings, lubricated with long-life grease. Chemical resistance: High chemical resistance to many aggressive substances. Operating temperature: -25° C to +80° C. At ambient temperatur