Suitable for STIHL FS87 FS87R FS90 FS90R FS90K FS100 FS100R FS100RX FS110 FS110R FS110X FS110RX FS130 FS130R FC100 FC110 FC90 HL95 HL95K. HL100. Lawn Mower HL100K HL101 HL110 HT100 HT101 KM90 KM90R KM100 KM100R KM110R KM110 SP90 SP90T HT130 HT131 KM130 KM130R Replacement Carburetor # Zama C1Q-S174, Stihl 4180 120 0604, 4180-120-0607, 4180-120-0608, 4180-120-0610, 4180-120-0611 Replacement Hexagon Socket Driver for 5910 890 2307. Replacement for many STIHL saws / string trimmers / pole pruners that use a 4mm hex head carburetor Package Contents: 1 x Carburetor, 2 x Primer Bulbs, 2 x Gaskets, 2 x Air Filters, 1 x Spark Plug, 1 x Fuel Filter, 1 x Fuel Hose, 1 x Hex Socket Adjusting Tool Focuses on providing high-quality products and first-class services at reasonable prices. If you are not satisfied with our products, you can return them within 90 days.