John Deere M120712 Tightener Spring is a John Deere Equipment Manufacturer (OEM) part designed to ensure reliable performance and compatibility with your equipment. This high-quality tightener spring is crafted to meet the exact specifications of John Deere machinery, providing durability and long-lasting service. If you need assistance in finding the right John Deere part or accessory, John Deere specialists are available Monday through Friday, from 8:00 AM to 5:00 PM (EST), by calling 1-800-345-2396 or via email. Hartville Hardware strives to provide accurate parts information sourced from reliable systems, but since parts and compatibility may change without notice, it is to contact Customer Support if you are unsure about the part you need. Model Number: M120712