Features: 100% brand new. CHOKE SHUTTER KIT FIT FOR STIHL FS55 FS38 FS45 FS46 FS55 FS55Z PART # 4140-141-3700 Package list: CHOKE SUTTER KIT x 1 Brand Unbranded MPN Does Not Apply EAN Does not apply Type CHOKE Model Fit For STIHL FS55 FS38 FS45 FS46 FS55 FS55Z Replace Part Number 4140 141 3700 Feature ESCP .