Carburetor Repair Gasket Kit For Stihl FS160 FS220 FS280 Trimmer ZAMA W18 W18A W24 C1S-S3 C1S-S3A C1S-S3B C1S-S3C C1S-S3D C1S-S3E C1S-S3F C1S-S3G C1S-SK1 C1S-SK2 Carb Rebuild Diaphragm Kit # ZAMA RB-13