1-3/4" Inside Diameter Rubber Grommet - 1/16" Groove Width - Fits 2" Panel Hole 

Specs:

• Inside Diameter: 1-3/4" 
• Groove Width: 1/16" 
• Groove Diameter: 2" 
• Outside Diameter: 2-5/16" 
• Thickness: 7/16" 

Can be used to seal holes, on pvc pipes, protect wires from sharp objects and many other uses. Durometer hardness - 60 Can be used indoors or outdoors.