EASY TO INSTALL:Press and hold the snap to connect to the E-track or X-track. o-rings can be used with webbing, hooks and chains to secure motorcycles, large furniture and appliances, machinery and equipment. STURDINESS:e track o ring is made of high strength steel yellow zinc plated of surface treatment. working tension: 750 Lbs Breakage: 1,500 Lbs. MULTI PURPOSE USE:With the e-track, it can be used in warehouses, Trailers, flatbeds，trucks, reasonable planning and does not occupy space. MULTI-SCENE USE：not affected by any environment, extremely cold, hot, humid environment can be used. ANLU LOAD products meet the quality inspection standards and are randomly inspected in the production process to ensure that there are no quality problems. If there is any problem in the use, please feel free to contact. E Track O Ring can be used on trucks, trailers, pickup trucks, vans, docks, warehouses, with straps, S-hook straps, chains. easy and convenient to install.