Citymons Trailer Hitch Ball2-inch diameter, 7,500 lbs, 1 x 2-inch shank, fits 1-inch hole;1-7/8-inch diameter, 3,500 lbs, 1 x 2-inch shank, fits 1-inch hole;2-5/16-inch diameter, 10,000 lbs, 1-1/4 x 2-inch shank, fits 1-1/4-inch hole;2-5/16-inch diameter, 7,500 lbs, 1 x 2-inch shank, fits 1-inch hole;Universal trailer hitch ball, suitable for RV towing, carriages, and power sports. Trailer Hitch Ball-Made of hot-forged steel, with reliable towing strength. Corrosion-resistant and Durable-We choose high-quality steel, adopt advanced manufacturing techniques, and conduct numerous tests and inspections to ensure it is durable and resistant to corrosion. We have passed the tests. Easy to Install and Use-This trailer hitch ball is equipped with a double-layer chrome finish. The fine threads provide excellent grip, making it easier for you toThe Best Choice for Trailer Hitches use. The Best Choice for Trailer Hitches-The trailer hitch ball is ideal for multi-purpose trailers, boat trailers, campers, hauling ATVs, truck beds, and SUVs.