Outside Diameter: 51.8mmInside Diameter: 40.0mmHeight: 8.0mmInside Angle: 36°Outside Angle: 45°TH Code: MR127FSA Headset Bearing ACB TH-073E 1.1/2" 51.8mm 36°x45° MR127 MR226SKU: 160-6761£17.99PriceQuantity*Add to Cart