Convenient Dimensions for Compatibility: The holder measures a total length of 7 inches, with a 4-5/8 inch long and 1/2 inch diameter threaded post, making it compatible with any lug hole size on tire rims. The base diameter is 3/4 inch, ensuring a secure fit. Effortless Installation and Adjustment: Quickly install by snapping the spring-loaded fitting into E-track or X-track anchor points. The holder's design allows for easy movement between slots, and the included wing nut facilitates tool-free adjustments. Enhanced Stability and Durability: Constructed from high-quality materialwith a black plating to resist rust and , this spare tire mount is built to last. Versatile Mounting Options: This E-track spare tire holder offers a convenient solution for storing spare tires in enclosed trailers, trucks, semis, and garages. Easily attach it to E-track or X-track systems, ensuring your spare tire is securely mounted and accessible. Complete Mounting Kit Included: Each package comes with 1 spare tire bracket, 1 regular nut, and 1 wing nut, providing all necessary components for a hassle-free installation and ensuring that your spare tire remains securely in place., Manufacturer: IJSDNVJNDX