688 Open Bore Adapter For Small Sealed Bearing Press

Our 688 open bore adapter is used to press 688 sealed bearings. The adapter is machined with one step at 7.9mm OD, which fits into the center of the sealed bearing.

• Installs: 688 bearing
• Inner Step Outer Diameter: 7.9mm
• Outer Diameter: 15.7mm
• Thickness: 5.5mm
• Thru Hole Diameter: 5.2mm
• Inner hole sized to fit quick release skewer or M5 bolt
• Compatible with BP0002
• Machined, red anodized aluminum
• Sold individually (2 drifts required for some installations)