THIS IS FOR (QTY 4) MDF 10 INCH SPEAKER RINGS

INSIDE DIAMETER --- 9 3/16 INCHES

OUTSIDE DIAMETER --- 10 3/4  INCHES

THICKNESS ---- 1 INCH

CUTOUT DEPTH --- 9/16

CUTOUT WIDTH --- 10 3/16

BEZEL ID ---9 1/8

BEZEL OD ---10 1/4

BEZEL --- 1/16

ALL RINGS ARE MACHINED FOR PERFECT ACCURACY 

PLEASE CONTACT US FOR CUSTOM CUT RINGS & SIZES

WE HAVE MULTIPLE MDF RING SIZES & STYLES

THESE ARE GREAT FOR BUILDING FIBERGLASS BOXES, CUSTOM SPACERS