7224-BMG, AEC Angular Contact Ball Bearing, 40 Contact Angle, Machined Bronze Retainer, Flush Ground, inner diameter is 120mm, outer diameter is 215mm and width is 40mm, Bearing Dynamic load rating Cr: 170,000 N, Static load rating Cor: 169,000 N, Limiting Speed: Grease Lubrication: 2,300 RPM, Oil Lubrication: 3,100 RPM, Made in India