Keeper O-Track Single Stud Fitting - The Keeper O-Track Single Stud Fitting is designed for a convenient tie-off location. The fitting works with beveled or standard O-Tracks and a variety of hooks including S, Snap & double J. The stud fitting is easy to install and remove from track. Features: 1,333 lbs. working load limit 4,000 lbs. break strength Works with beveled or standard O-tracks Works with a variety of hooks (S, Snap, Double J)