This is an air cleaner assembly that can be used on many kinds of lawn and garden equipment. The air cleaner assembly is an essential part that stops dirt, debris, and dust from reaching the engine where it could otherwise cause damage or performance issues. If the air cleaner is dirty or damaged, these contaminants can clog up the carburetor. When this occurs, the equipment will not work at the top performance or could have issues starting. If the dirt and dust get into the motor, serious engine damage can occur.It's important to inspect the air cleaner assembly regularly to ensure it is clean and hasn't been damaged. The air cleaner should be replaced every year. If it's used regularly, more frequent replacement may be required. Remove the lid for the air cleaner assembly to take it out of the tool. Put in the new air cleaner assembly and close the lid.This air cleaner assembly is an authentic OEM replacement part sourced directly from the manufacturer. It is sold as an individual part. The air cleaner assembly is made for use with hedge trimmers, leaf blowers, edgers, pole pruners, and string trimmers manufactured by Tanaka.