1" Black Nylon Plastic Flush Head Hole Plugs HPN-087 (6 pcs.)

Diameter: 1"
Diameter 2: 1.21"
Thickness: .44"
Material: Nylon
Finish: Black
Head Style: Flush
Type: Hole Plug
Application: 1" hole

Box of 6.

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