Top Quality -Machined Carburetor Replace for 591731 796109 594593 590400 796078 498811 794161 795477 Replace For Nikki Part Number 699915 697122, Air-Mixer is adjustableFitment: Carburetor Replace for 14.5Hp, 15Hp, 16Hp, 17Hp, 18.5Hp, 19.5Hp, 20Hp, 21Hp Intek Engine motors. Please do Match structure and the Code purchasing.Fitment: Replace for 31A507 31A607 31A707 31A777 31A807 31B775 Series EnginesThis is a direct replacement for the . Easy to install, the manual is not inlcuded, However, You may search some manual on tube. The only thing they need to change is one of the gaskets that is included. the fuel, and it instantly fires up, Your Garden machine deserve A Perfect Carburetor.Colour:silverMaterial:MetalPackage Contents:1 * carburetor1 * mounting washer1 * filter element1 * fuel pipe1 * carbon dust jet cleaner tool kit (some accessories are in random colors and do not accept designation)Only the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.