Keeper Articulated E-Track Fitting - The Keeper Articulated E-Track Fitting is constructed with a 2 in. O-Ring Anchor to allow for ample room to hold a variety of hook sizes. The fitting is compatible with standard E-Track which is designed to be mounted in enclosed trailers, vans, or on a shop wall. Features: 2,000 lbs. Working load limit 6,000 lbs Break strength Customizable tie-down system Great for hauling, moving and transporting