RTJ cluster, RTJ Hook. All the Attachment Points you need to make your towing chain/strap work. The three most popular frame attachment hooks on one cluster, Hi-Gear Products' R, T, and mini J hooks can be applied to frame holes found on all types of vehicles. Used for wide applications in the auto transportation industry, our Cluster Hook is easy to use as all three hooks are attached together. Strong and durable, the RTJ Hook has a Working Load Limit of 4,800 lbs and is coated in Grade 70 gold chrome, protecting them in all types of weather conditions. Build your towing equipment with the right attachments R-Hooks are designed to slide into small/oblong holes in the vehicle's under-carriage. Slide and twist the R-Hook into place for a secure bite! The R-Hook is the most secure way to transport a vehicle on your carrier, trailer, or flatbed. R-Hooks are made for Ford T-Hooks are designed to fit into oblong holes in the vehicle's undercarriage. Drop and twist to lock the T-Hook in place! The T-Hook fits in all of the same frame holes as the R hook. T-Hooks are made for GM/Chrysler Mini J-Hooks are the most common of the cluster. Designed to hook into the undercarriage's smaller holes for extra security! The Mini-J hook is a fast and easy way to attach the cluster to most import vehicles with front tow loops. J-Hooks are made for Foreign (Toyota/Honda/etc.)