12" to 10" SPEAKER ADAPTOR SUBWOOFER RINGS 1” 3/4” 1/2” MDF FIBERGLASSING BOX RINGS

  • Sale
  • Regular price $15.00


  • Hole cutout of 9.25"
  • Outside diameter 13"
  • Will allow you to install a 10" speaker in a 12" speaker hole
  • Made with 1/2” , 3/4" or 1” MDF Wood
  • Can be used to extend speaker mounting depth on a box
  • Other hole sizes and wood thickness available upon request
  • Can be used for fiberglass projects
  • This listing is for 1 piece
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  • Have a custom design idea, we can build it