Unique Bargains 6921VV Deep Groove Ball Bearings 105x145x20mm 1 Pc Lubricated Bearings Scooter Skateboard Wheel

Unique Bargains 6921VV Deep Groove Ball Bearings 105x145x20mm 1 Pc Lubricated Bearings Scooter Skateboard Wheel Fit for:Mainly applicated on wheels for cars, bikes, motorcycles, karts, lawn mowers, skateboards, roller skates, tractors, 3D prints, snow blower etc. Product Highlights:Pre-lubricated, smooth and flat bearing surface, compact structure, with strong bearing capacity and dust-proof, long service time. Product Information:Outer Diameter: 145mm / 5.71", Inner Diameter: 105mm / 4.13", Width: 20mm / 0.79", Type: 6921VV, Precision Level: P6, Basic Load Ratings (kN): Cr:42.5 C0r:42, Limiting Speeds(min-1): Grease:4300 How to use:Our ball bearing provide stable performance with quenching process, just press these low friction bearing evenly to prevent the bearing from tilting or skewing. They support both radial and axially loads under high speed. Note:Please confirm the model number and dimension before buying, thanks!