Description:Cat® Wheel Studs are the threaded fasteners that hold on the wheel, lug nuts are fastened onto the wheel stud to secure the wheel. Cat® Fastener & Hardware parts are designed for specific applications based on size, strength, clamp load, and past performance. These information other manufacturers do not have. They are selected to last until rebuild or the life of the machine. While it may seem as though non-Cat hardware and fasteners are suitable for your machine, no other company knows your equipment like we do. Cat fasteners & hardware are manufactured to precise specifications and are built for durability, reliability and productivity.Application:Consult your owner’s manual or contact your local Cat Dealer for more information.