ITEM NAME:Oil Pump Worm Gear Spring Carburetor Clutch Drum Sprocket for 017 018 Description: Fit as fuel repower kit, carburetor parts, carb mechine accessories etc Oil Pump Worm Gear Spring Kit Fits for STIHL Chainsaw 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250 Size: Approx. 4.5 x 2cm / 1.8 x 0.79inch Carburetor Fit for STIHL 017 018 MS170 MS180 Chainsaw Replace OEM #: 1130 120 0603 Size: approx. 4.5 x 2cm / 1.77 x 0.79inch Clutch Drum Sprocket Set Fits for STIHL Chainsaw 017 018 MS180 MS170 Size: Approx. 6.5 x 6.5cm / 2.56 x 2.56inch Package Includes: 1x Oil Pump 1x Worm Gear 1x Carburetor 1x Clutch Drum Note: The color may be different for different display, pls understand Pls allow 1-3mm error due to hand tste, thank you SKU: DMO0014358019455221.Oil Pump Worm Gear Spring Kit Fits for STIHL Chainsaw 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250. 1x Worm Gear. Clutch Drum Sprocket Set Fits for STIHL Chainsaw 017 018 MS180 MS170. Carburetor Fit for STIHL 017 018 MS170 MS180 Chainsaw.