This carburetor is a versatile and reliable solution for tillers and cultivators. It fits a wide range of models, including 2 Cycle Mantis tillers like 7222, 7222E, etc., and Echo tillers, cultivators, and hedge trimmers. With mounting hole distance of 31mm, throttle diameter of 12.7mm, choke diameter of 15.8mm, venturi diameter of 8.5mm, and fuel inlet and return line size of 4mm, it is precisely designed. The all-in-1 kit includes a carburetor, air filter, fuel line, spark plug, primer bulb, and gaskets, saving you time and money. It's calibrated for easy use and tested to ensure engine reliability. Made from high-quality materials, it can endure heat, corrosion, and wear. Whether you're gardening or doing yard work, this carburetor will provide a smooth and efficient operation, making your tasks easier.