High-quality CNC machined carburetor Replacement for 591731 796109 594593 590400 796078 498811 794161 795477 Replacement for Nikki Part Numbers 699915 697122, The air mixture is adjustable. Fitment: Replace carburetor for 14.5Hp, 16Hp, 17Hp, 18.5Hp, 19.5Hp, 20Hp, 21Hp Intek engines. Match the structure and code before purchasing. Fitment: Replacement for 31A507 31A607 31A707 31A777 31A807 31B775 series engines. This is a direct replacement. Easy to install, the manual is not included, but you can search for a manual on YouTube. The only thing they need to change is one of the included gaskets. Add fuel and it starts immediately. Your powerful garden machine deserves a perfect carburetor. Color: Silver Material: Metal Package contents: 1 * Carburetor 1 * Mounting washer 1 * Filter element 1 * Fuel pipe 1 * Carbon dust nozzle cleaning tool kit (Some accessories are in random colors and do not accept designation) Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.