ISK BEARINGS 6803 フルセラミックの高価買取価格

The item you are referring to appears to be a full ceramic bearing, specifically the ISK (presumably a manufacturer or brand) type 6803 with dimensions of 26mm (inner diameter) x 17mm (outer diameter) x 5mm (width). Full ceramic bearings are known for their high resistance to corrosion, high temperatures, and low friction, making them suitable for various applications, including those in extreme environments.
If you have specific questions about the product, such as its applications, advantages, or where to purchase, feel free to ask!