Woofer Spacer Rings 3/4

 Need more mounting depth?  Many of today's high powered woofers with oversized magnets won't fit in standard depth enclosures.  These spacer rings make that possible.  Want a custom finish?  Building a fiberglass box?  R/T's mounting rings are cut on a computerized routers to get detailed custom finish everytime.  Choose sizes from 10" to 18"!!