Carburetor for FS55, FS55R, FS38, FS45, FS46, KM55, HL45, FS45L, FS45C, FS46C, FS55C, FS55RC string trimmer. This carburetor fits FS55 models: FS45, FS55, FS55R, FS55RC, FS38, FS46, FS56RC. Compatible with HL45, HL45Z, HL45DZ hedge trimmer and KM55, KM55C, KM55R, KM55RC engines. C1Q-S97 carburetor replaces part numbers: C1Q-S66, C1Q-S71, C1Q-S143, C1Q-S153, C1Q-S186, 4140 120 0612, 4140 120 0619. Pre-adjusted for easy installation, typically requires no tuning. Install in about 10 minutes and start the engine quickly. Restore your old trimmer to reliable performance. Color: black. Material: metal. Package includes: 1 x carburetor, 2 x air filters, 1 x fuel pipe, 1 x spark plug, 2 x washers, 2 x primer bulbs, 2 x fuel filters. Only the listed items are included; other accessories are not part of the package. Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement may vary by +/- 1-3 cm.