Outside Diameter: 46.9mmInside Diameter: 37.0mmHeight: 7.0mmInside Angle: 45°Outside Angle: 45°TH Code: MR137FSA Headset Bearing ACB NO.54 1.1/4" 46.9mm 45°x45° MR137SKU: 160-6752£12.99PriceQuantity*Add to Cart