The 10 sets of nylon duck heads inserts are a great addition to your tire changer machine and wheel savers. Constructed from durable nylon material, these inserts provide a secure grip for changing tires, reducing slippage and wear. Constructed from a high-quality material, they ensure the safety and efficiency of your tire fitting tools, prolonging the life of your machine. The yellow plastic mount demount heads are a perfect fit for most rim protectors, providing a secure and easy way to mount them to the machine. These wheel saver replacement parts are a reliable way to restore the original look and function of your wheels. The combination of these high-quality parts ensures a smooth and hassle-free tire fitting experience, without compromising on safety or durability. So, why wait? Upgrade your tire fitting tools today and experience the perfect balance of performance and reliability.