5/8" Threaded Jackshaft

This two-pack of 16mm castle nuts is perfect for securing axles and other important components on your vehicle. Made from high-quality materials, these nuts are designed to withstand the rigors of high-performance driving. The unique castle design allows for easy installation and removal, while providing a secure and reliable hold. Whether you're a professional racer or just looking to upgrade your vehicle's performance, these castle nuts are a must-have addition to your toolkit. So, get yours today and experience the difference that high-quality performance parts can make!