- Made for the Rockford Fosgate Power 19" sub
- Hole cutout of 17.72"
- Outside diameter 21.25"
- Made with 2" , 1", 3/4" , or 1/2" MDF
- Used to extend speaker mounting depth
- Other hole sizes available upon request
- Can be used for fiberglass projects
- This listing is for 1 piece
- Have a custom design idea, we can build it
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