The bottle jack adapter is a must-have tool for vehicle enthusiasts, designed to fit 4-inch axles for a secure and stable lifting experience. Made from high-quality stainless steel, it offers lifetime rustproof durability, ensuring long-lasting performance even in tough conditions. This adapter enhances the safety and reliability of your jack, making it ideal for car repairs, outdoor camping, and off-road adventures. Whether you're a mechanic or an adventurer, this adapter delivers the stability and strength needed to lift vehicles safely and efficiently.