6904NR2RS Deep Groove Ball Bearings 20x37x9mm 1 Pc Scooter Skateboard Wheel
Application: Mainly applicated on wheels for cars, bikes, motorcycles, karts, lawn mowers, skateboards, roller skates, tractors, 3D prints, snow blower etc.Design: Single-row design, suitable for high-speed, low friction, low-noise and low vibration, improve efficient and steady work.Specification: Outer Diameter:37mm / 1.46″, Inner Diameter:20mm / 0.79″, Width: 9mm / 0.35″、Type：6904NR2RS, Precision Level：P5, Basic Load Ratings (kN):Cr: 6.4 C0r:3.7, Limiting Speeds(min-1):22000Product Characteristics: Pre-lubricated, smooth and flat bearing surface, compact structure, with strong bearing capacity and dust-proof, long service time.Feature：Our ball bearing provide stable performance with quenching process, just press these low friction bearing evenly to prevent the bearing from tilting or skewing.