1、Applicable Model: The brake drum is for 7000lbs trailer axles. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2、Premium Material: Crafted with high strength metal materials, this hub brake drum provides enhanced durability and longevity, resistant to rust and wear, ensuring long lasting use. 3、Large Brake Area: The Large braking area of this brake hub drum assembly offers an outstanding braking performance, enhancing the overall driving experience. 4、Enhanced Performance: The brake drum assembly is strong and high performing, providing a reliable and efficient performance improving the overall safety and control of your trailer. 5、Easy to Install: The trailer hub brake drum has a simple installation, convenient and time saving, don't need too much tools or complicated steps. 1 x Trailer Brake Drum Kit (16Pcs) Item Type: Trailer Brake DrumMaterial: MetalMounting Size: Approx. 12in / 30.48cmCenter Hole Diameter: Approx. 2in / 5.08cmScrew Diagonal Length: Approx. 6.5in / 16.51cmScrew Hole Type: 8 HolesFitment: Suitable for 7000 lbs Trailer Axles