1-1/4" Black Plastic Round Head Sheet Metal Plugs (4 pcs.)

Diameter: 1-1/4"
Diameter 2: 1.60"
Thickness: .35"
Material: Plastic
Finish: Black
Head Style: Round
Style: Sheet Metal
Type: Hole Plug
Application: 1-3/10" hole

Box of 4.

Hole plugs are used to cover a hole to prevent debris from entering.