Wide Compatibility: This fuel tank is designed to fit for Stihl models, including Fs91r Fs91 Fs131 Fs131r Fc91 Fs111rx Ht133 Km91 Km131 BT 131,FC 91, 96, 111,FS 91, 111, 111RX, 131, 311,HT 102, 103, 131, 132, 133,KM 91, 111, 131 making it a versatile replacement option. Durable Construction: Made from high-quality, durable plastic that is resistant to wear, corrosion, and high temperatures, ensuring long-lasting use. Exact Fit, Easy Installation: This fuel tank is designed as a high-quality aftermarket replacement, offering a precise fit for your Stihl equipment. Installation is quick and straightforward, allowing you to get your equipment back in action without any hassle. Enhanced Performance: Replacing a worn-out or damaged fuel tank will help maintain optimal fuel efficiency and the overall performance of your equipment. Safety and Reliability: Designed with safety in mind, this fuel tank prevents fuel leakage and reduces potential risks, ensuring safe operation of your Stihl tools.