E Track Tiedown Adapter Strap 3,500 lb. Capacity Tie Downs USA - 20 Pack This listing is for TWENTY (20) heavy duty spring E track adapter straps with a RATED CAPACITY* of 3,500 lbs. The W.L.L.** (working load limit) is a 1,166 lb. capacity. This adapter strap fits all vertical, and horizontal E track. that is similar to the track shown in the secondary image above. *RATED CAPACITY: Also known as assembly capacity or break strength is the minimum load a complete assembly can withstand before failure in a laboratory pull test when the product is new. **W.L.L. The maximum load weight a tie-down should be subjected to during normal use. To assist in making the proper tie-down choice the Federal D.O.T. requires the W.L.L. to be 1/3 of the Rated Capacity. These strong 2" wide tie down adapter straps are the shortest in the industry, measuring exactly 6" long (end to end). Others are 8 to 10 inches long. The longer adapter straps can cause problems when the tie down straps don't have the room to tighten properly, especially when securing motorcycles in a trailer. 2" triangular zinc coated D-ring. Zinc plated, spring actuated "E" fitting. Proudly manufactured in the USA helping to ensure a high standard of quality. Your satisfaction is guaranteed!