FITMENT: Please ensure your trailer's wheel thread is 1/2-20. The trailer lug nut is widely used for boat trailers, RV trailer, trailer wheel studs, trailer wheels/hubs.Will fit most 2,000 lb., 3,500 lb. and 5,200 lb. idler and brake drum hubs.
ONE PEICE DESIGN: Solid One piece 1/2- 20 trailer lug nuts instead of the cheap made two-piece lug nuts.The two-piece lug nut has a metal cover which expand with the heat, easy to rust and difficult to remove. Our upgraded tire lug nuts are one-piece construction, sturdier and more durable.
MATERIALS AND INSTALLATION: 1/2x20 lug nuts made of high strength steel with zinc coating surface.Using the technical process of cold forging and heat treatment improves durability and corrosion resistance. CNC processing methods results in clean threads. These tire nuts are easy to install on the boat trailer tires(Please install them with the hand wrench,do not use the power impact wrench).
After-Sales Service: Please ask us if you have any questions about boat trailer lug nuts, we will provide you with the satisfactory after-sales service.