Acros IS52/IS47 Bearing Set (Cube)

The Acros fully integrated IS bearing set combines robust stainless steel angular contact bearings with well-designed seals. The result: long-lasting performance, minimal maintenance, and more relaxed time on the bike. Key Features• Upper Inner Diameter (ID): 52mm• Lower Inner Diameter (ID): 47mm• Steerer: 1 1/8/1.125"• Upper Bearing Dimension: 52 x 42 x 7mm - 45°/45°• Lower Bearing Dimension: 36.8 x 34 x 7mm - 45°/45°"