Usage Tips: 1. Precise Manoeuvring for Hassle-Free Mowing: The GC00036 Push-Pull Cable is equipped with a high-precision mechanical connection that instantly starts and stops the blade with a simple handle operation. Whether it's a complex garden or a delicate lawn, it's easy to manoeuvre for perfect mowing results. 2. Safe Self-Stop, Guarding Every Moment: Innovative self-stop function; once the control handle is released, the blade stops rotating immediately, effectively preventing accidents, providing double protection for you and your family, and making lawn mowing work safer. 3. Widely Compatible, Suitable for Various Vehicles: Designed for John Deere and Sabre series lawn mowers, it is perfectly suitable for 21-inch steel chassis models such as JS60, JS60H, JS61, JS63 (including different speed versions), M10, M21, M23, Scotts SP6211 and SP6213, etc., which meets diversified needs. 4. High-Strength Materials, Ruggedness and Durability: Made of high-strength, wear-resistant, high-quality materials, even in high-frequency use or harsh environments, it still maintains excellent performance, reduces the frequency of replacement, and extends the life. 5. Quick Restart: Intuitive design, no complex tools or professional skills are required during installation, easy to complete the replacement and installation, ensuring that your mower is back in working condition quickly without delaying the valuable mowing time.