1 inch tapered roller bearing size:d=20mm,D=42mm, ... of lines in the projection of bearing the same point axis together. This design make circular cone roller bearings is especially ... in automotive, rolling mill, mining, metallurgical, plastic machinery, etc.1 inch tapered roller bearing size:d=20mm,D=42mm,T ... :competitive prices with excellent quality Hot Sale Good Quality 1 inch tapered roller bearing