You can expect this to be really tough right out of the gate. Durable, Strong and Steady Holding Easily installs with Class I, II, III or IV (1, 2, 3 or 4) hitches that measure either 1., 25 and 2 (will not work on hitches larger than 2., 5 Inches) Item Weight: 1., 3 pounds Package Dimensions: 6., 6 x 3., 3 x 0., 8 inches (There may be some errors in manual measurement) Designed for hitch receivers ranging from 1.25′′ to 2′′, this versatile stabilizer is perfect for cars, SUVs, trucks, and trailers Happiness House Trailer Hitch Tightener 304 Stainless Steel Anti Rattle... Then,drop the U-Bolt over the stinger and position the tightener plate onto the U-Bolt. Great ideal for hitchs on trucks, suv's, vans, RV's and trailers. Hitch Tightener, Hitch Anti Rattle Heavy Duty Hitch Next, place the nuts and hand tighten the washers. Here’s how to do it: First and foremost, you are going to need the following tools: ¾” socket or wrench, U-bolt, tightener plate, washers, lock rings, and nuts. This tightener is perfect for most hitches that are 1 ½ inch and 2 inches. Anti Rattle Hitch Stabilizer 304 Stainless Steel Anti Rattle Trailer Hitch Tightener Made from solid steel, it is a pretty good quality tightener with upgraded extra-thick U-bolt and plate. Follow the installation instructions below, it won’t be as difficult as you assume.