S6004-2RS Hybrid Ceramic Bearing 20x42x12mm Stainless Steel 6004RS

S6004-2RS Hybrid Ceramic Bearing - Stainless Steel✔️ 20mm x 42mm x 12mm - Double Sealed & Greased This S6004-2RS deep groove ball bearing combines a stainless steel outer structure with high-speed ceramic balls, making it a solid pick for demanding applications where rust resistance and low friction matter. It’s double sealed with rubber for protection against contaminants and comes pre-lubricated for a smooth, maintenance-free ride. ✅ Size: 20mm x 42mm x 12mm✅ Inner diameter: 20mm✅ Outer diameter: 42mm✅ Width: 12mm✅ Ball type: Ceramic✅ Material: Stainless steel✅ Seals: Double rubber seals (RS/2RS1)✅ Lubrication: Pre-greased and self-lubricated✅ Type: Deep groove hybrid ceramic bearing✅ Quantity: 1 bearing✅ Equivalent to: 6004-2RS1, 6004-2RZ 💡 Why choose a hybrid ceramic bearing over a standard steel one?Hybrid ceramic bearings combine ceramic balls with steel races to deliver lower friction, higher speeds, and better corrosion resistance. They also generate less heat and require l