Trimax Razor 8in Aluminum Adjust Hitch-Dual Ball w/Double Tow Balls. It adjusts in 1" increments and includes a 2" and 2 5/16" dual tow ball. Weight tested to 10000 lbs tow weight and 1500 lbs tongue weight. Specifications for Trimax Razor Aluminum Adjust Hitch-Dual Ball: Manufacturer: Trimax Fabric/Material: Aluminum Included Accessories: Double Tow Balls Features of Trimax Razor Aluminum Adjust Hitch-Dual Ball: Weight tested to 10000 lbs tow weight Weight tested to 1500 lbs tongue weight 100 percent polished solid aluminum Ball mount easily adjusts up and down in 1" increments Flip the Razor for added rise. Package Contents: Trimax Razor Aluminum Adjust Hitch-Dual Ball Trimax TRZ8AL-RP: Razor 8in Aluminum Adjust Hitch-Dual Ball w/Double Tow Balls