Designed to exact OEM standards, manufactured and tested to help deliver optimum performance. This replacement air cleaner cover is specially manufactured for use with Briggs and Stratton engines It`s exact fit parts you needed to replace the one you’re broke. It is made out of plastic and everything fit perfectly. You just have to remove cover from the package, then snap it in place, replacing this part does not require any tools Fits various 595660 799579 engine models. Product Number: 595660 and 0.06 lbs.