Use your standard hitch with RAM OEM under-bed rails using this adapter!. Works with any 15K, 16K, or 20K standard fifth wheel hitch. 25,000 lbs. gross/6,250 lbs. pin weight capacity. SAE J2638 fatigue and static tested. The robust Reese adapter will not touch or scratch the truck bed. Uses the fast and secure Reese patented latching system. Built-in handles for safe, easy installation and removal. Limited lifetime warranty