This is an OEM part sourced directly from the manufacturer. This bolt-flange is an integral part of a number of small engines, such as lawn mowers, generators, snow blower, trimmers, augers, etc. The bolt-flanges can be used in many ways depending on the engine, refer to model specific diagrams for appropriate use. To install or remove bolts you will need a wrench.
Manufacturer Part Number: 90013-883-000