Description : 100 % brand new and high quality . New replacement carburetor with free GASKET , AIR FILTER , FUEL LINE , PRIMER BULB , and SPARK PLUG . Replacement part numbers : Zama C1Q - S131 , C1Q - S173 , C1Q - S174 , C1Q - S176 ; Stihl 41801200613 , 41801200611 , 41801200610 Fits models : Most STIHL 4 - mix trimmer engines models Material : Plastic + Alloy Specification : Color : As pictures shown Size : Approx . 10x7 . 5x3 . 5cm / 3 . 94x2 . 95x1 . 38inch Fit for Stihl FS87 FS87R FS90 FS90K FS90R FS100R FS100RX FS110 FS110R FS110X FS110RX HL100 HL100K HL90 HL95 HL95K HT100 HT101 KM100 KM100R KM110R KM110 KM90 KM90R SP90 SP90T Package Includes : 1 Piece of Carburetor 1 Piece of Air Filter 2 Pieces of Fuel Lines 2 Pieces of Primer Bulbs 2 Pieces of Gaskets 1 Piece of 1 Piece of Spark Plug Note : The colors deviation might differ due to different monitor settings , pls kindly understand Pls allow 1 - 3mm error due to hand test , thank you