This bottle contains 150 Grade 25, 1/4 - inch loose ball bearings. These bearings are of Dura Ace or Campy Record quality and can fit many brands of hubs, headsets, and bottom brackets. With 150 pieces per bottle, you'll have plenty for your projects.

Using these ball bearings is easy. Just remove the bearings from the bottle and place them in the appropriate parts of your hubs, headsets, or bottom brackets. When handling the bearings, make sure your hands are clean to avoid dirt and debris getting on them. To maintain them, keep them in a dry place. If they get dirty, you can gently clean them with a mild lubricant and a soft cloth. Remember not to use excessive force when installing or removing the bearings to prevent damage.