【High Quality Material】Made with aluminum alloy material for increased bear bearing and durability
【Durable】Chrome plated surface, beautiful, wear resistant and anti-corrosion
【High Performance】High hardness, low noise and rustproof
【Application】Suitable for silent, high-speed and precise equipment
Perfect Service: If you have any questions about installation or products, please contact via Amazon Messenger. We will reply to you as soon as possible and give you a satisfactory solution.