General description This Carburetor Kit 4180-120-0617 is designed for Brush Cutters and Trimmers, specifically compatible with models FS131, FS131R, HT133, and KM131. Made from high-quality plastic and metal, it offers lightweight durability and excellent fitment for your chainsaw parts. Technical specifications Material: Plastic + Metal Condition: 100% New Part Number: 4180-120-0617 Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with: FS131, FS131R, HT133, KM131 Installation Easy installation with direct replacement fitment. Other information Package Contents: 1 x Carburetor Kit Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.