Upgrade your Stihl equipment with this Genuine Stihl Fuel Filler Cap, made specifically for the TS400 disc cutter and a wide range of compatible Stihl handheld machines. Designed with a secure sealing fit, it helps keep petrol contained while helping prevent contaminants from entering the fuel system. Built from tough, fuel-resistant plastic for dependable performance, this fuel cap supports reliable engine running�an essential replacement part for your Stihl tool.