This 20mm Thread, 30mm Hex Jam Nut is a practical and versatile solution for various makes and models. With its 30mm hex design and 20mm thread size, it offers a secure and reliable fit. Sold individually, this jam nut is a convenient option for various applications. Its durable construction ensures long-lasting performance, making it a reliable choice for any project. Whether you're a professional or a DIY enthusiast, this jam nut provides the perfect solution for your needs.