Wheels Manufacturing 30mm Open Bore Drift - 1/2" Bicycle Headset Press Tool for Smooth Bike Maintenance & Repair

Open bore bearing drifts used to press sealed bearings into bottom bracket cups. Features-Installs: 6806 bearing-Inner Step Outer Diameter: 29.9mm-Outer Diameter: 41.8mm-Thickness: 7mm-Thru Hole Diameter: 0.387" (9.8mm)-Inner hole sized to fit 1/2" threaded rod-Compatible BP0006, BP0007-Machined, red anodized aluminum-Sold individually (2 drifts required for some installations)