Description: 1 Year Warranty,Highest after-sales guarantee Low cost,Highest cost performance Brand New & High Quality Durable and easy to install Fit For: STIHL FS38 FS45 FS46 FS55 FS55R FS55RC KM55 HL45 KM55R HL45 FS45C FS45L FS45EZ FS55EZ FS55C FS55T FC55 FS74 FS75 FS76 FS80 FS85 FS310 trimmers and cutters. Replace : 4140 120 0619,4137 120 0608 Please check pictures for more details. If you are uncertain about the item, please feel free to contact us for confirm. Sorry for any inconvenience caused. Full refund guarantee if does not fit. Package List: 1x Carburetor as Pictured .