- Compatibility: This Chain Tensioner is specifically designed for ATV models including Coolster Go Kart 4 Wheelers with 110cc, 125cc, 150cc, 200cc, and 250cc engines that utilize 420, 428, and 530 chains. - Durable Construction: Made from high-quality iron, this tensioner offers exceptional stability and reliability, ensuring it won't fade or rust. Its wear-resistant features enhance the longevity of your ATV's chain system. - Essential Functionality: Proper chain lubrication and tension are vital for prolonging the life of your sprockets and chain. This Chain Tensioner plays a key role in maintaining optimal tension, helping to prevent premature wear and ensuring safe driving conditions. - Easy Installation: Designed for hassle-free installation, this tensioner will not damage your motorcycle and can be removed without leaving marks. It requires no additional adapters and can be fitted to your vehicle in a matter of seconds. Use Cases: 1. Ideal for recreational riders who want to keep their ATVs in top condition while enjoying a smooth ride. 2. Perfect for mechanics looking to enhance the performance of clients' vehicles with a dependable chain tensioning solution. 3. Essential for any ATV enthusiast who recognizes the importance of timely maintenance and safe operation. Invest in the longevity and performance of your ATV with this reliable Chain Tensioner, engineered to meet the specific needs of your vehicle.