THIS IS FOR (QTY 1) MDF 8 INCH SPEAKER RINGS

THESE COME WITH BLACK CARPET

LENGTH MEASUREMENTS  

SMALL HOLE 

INSIDE DIAMETER --- 2 7/8 INCHES

OUTSIDE DIAMETER --- 4 3/4  INCHES

WIDTH MEASUREMENTS 

LARGE HOLE 

INSIDE DIAMETER --- 7 1/4 INCHES

OUTSIDE DIAMETER --- 9 1/2 INCHES 

THICKNESS ---- 3/4  INCH

ALL RINGS ARE MACHINED FOR PERFECT ACCURACY 

WE HAVE MULTIPLE MDF RING SIZES & STYLES

THESE ARE GREAT FOR BUILDING FIBERGLASS BOXES, CUSTOM SPACERS