If there is any quality problem within 3 months, you can return or exchange it. And if you have any problem, please feel free to contact us via messages Replaces part number: g-kn, garretson, garretson-039-99 Fitment for: C-039-122, 039-12,075211,0D2530,148-0311,75211 Low Pressure Propane or Natural Gas for Small Engines Description: Package Includes: 039-122 regulator, 3/8 fuel connector set, 4 clamps; You will get as pictured.