This is an 8 inch, 5 Bolt (5 on 4 1/2 lug pattern) Hot-Dipped Galvanized Trailer wheel that fits most 8 inch trailer tires. This wheel has a load bearing capacity of 910 lbs per wheel. These wheels are common on jon boat trailers, jet ski trailers, and many other types of light duty trailers. The galvanized finish will help fight of saltwater!!