- These nylon head inserts are essential for most common tire changer mount and demount heads, designed in a duck-head shape for improved maneuverability when mounting or unmounting tires. - Made from durable nylon plastic, these inserts provide reliable rim protection for your wheels, preventing damage from metal heads during tire changes. - The tire changer mount demount head inserts are installed on the inside of the steel mount head, safeguarding your wheels from scratches and gouges caused by metal contact. Investing in these inserts can save you money by preventing wheel damage. - Designed to replace the original metal rollers found on many tire changers, these plastic inserts are easy to install. Simply unbolt the steel roller and bolt in the nylon insert without any modifications required. - Compatible with a wide range of tire changers, these inserts enhance the performance of your equipment while ensuring your wheels remain in pristine condition. - Ideal for both professional tire shops and DIY enthusiasts, these inserts provide a practical solution for tire changing tasks. - Applications include routine tire changes, seasonal tire swaps, and emergency repairs, making them a versatile addition to any tire changing setup.