Features： 1、Easy to Install: Just snap spring loaded fitting into E track or X track anchor points, slide spare tire onto post and secure with included nut, convenient and practical. 2、Off Floor Mounting: This spare tire holder allows you to mount your spare tire up and off the floor in your enclosed trailer, trucks, semis, garages, motorcycles, shelves, and walls. 3、Rugged Construction: Made of hardy steel galvanized with color zinc to prevent wear and rust, pressure resistant, not easy to deformation, ensuring longevity and reliability. 4、Effective Tool: Use this bracket to store your spare tire so you can hit the road knowing that your spare tire is safe and protect your tires, trailer space with this spare tire carrier. 5、Versatile Use: Suitable for E track rails and singles, compatible with various lug holes on tire rims, can be used in warehouses and trucks with reasonable planning and without taking up space. Specification： Item Type: Spare Tire Holder? Material: Steel Total Length: Approx. 7inch / 17.78cm From Base to End of Threaded Portion: 5-5/8inch? Threaded Pillar: 4-5/8inch long x 1/2inch diameter Usage: This spare tire holder for E track rails and singles lets you mount your spare tire up and off the floor in your enclosed trailer.? Application: Perfect for enclosed trailers, trucks, semis, garages, motorcycles, shelves and walls. Package List： 1 x E Track Spare Tire Rack