Carbon Steel Sealed Deep Groove Ball Bearings – 625ZZ 624ZZ 608ZZ 606ZZ 685ZZ
◪ Type: Sealed carbon steel bearing. ◪ Material：carbon steel. ◪ Special features:Thin-walled bearings, durable, fast speed, good silence. ◪ This link material is stainless steel, durable, good speed, sea wall, silent strong.