This wheel has a diameter of 50mm and a socket diameter of 13mm. The PP material gives the wheel lightness and impact resistance, making it easy and flexible to move; PVC enhances wear resistance and corrosion resistance, adapts to complex environments, and prolongs service life; the UV electroplating process not only enhances the stylish texture of the wheel, making its black appearance more upscale and exquisite, but also adds a layer of protection to resist daily wear and tear. The 360° rotation function ensures flexible steering, smooth and silent rolling, reduces moving noise, and creates a quiet and comfortable use environment. Whether you are pursuing practical performance or appearance quality, this wheel can perfectly meet your needs and provide stable and reliable mobile support for your device.