It is used to protect and hold the muffler assembly

Toro 105-1686 Spindle Shaft ASM

This is an authentic Briggs & Stratton replacement part that has been sourced from the original manufacturer to be used with small engines

Briggs & Stratton 692003 Push Rod

Worx WG896 Corded 12 Amp Electric 7.5" Lawn Edger/Trencher Engine Series_FD DFI Series It is used to protectTake care of edging and trenching with one lightweight tool the Worx WG896 edger has three cutting depth positions so you can adjust for your application. Electric operation eliminates the odor, maintenance and cost that comes with gas powered tools simply plug into an extension cord and you're ready to go.