Universal 1-inch Plastic Spacer Rings for 5.25-inch and 6-inch Round Speakers</br>Inner Depth: 5-1/8"</br>Made From ABS Plastic</br>1-inch Allows Extra Mounting Depth</br>Fits most 5.25 inch - 6.5 inch Speakers | Oversized 6.5" speakers will not work with these spacers</br></br>Product Description</br></br>Oversized 6.5" speakers will not work with these spacers</br><br/>http://www.amazon.com/gp/product/B00CROVY02