www.speakerbuildersupply.com

Black powdercoated steel jack dish measures 4" x 4-3/8" and requires a cutout of 2-7/8" x 3-1/4".

This single 1/4in jack dish kit includes:

• The black powder coated steel dish,
  
• One 1/4" open frame steel jack
  
• 4 #8 x5/8" black trusshead screws for mounting.
  

We also sell it in a stand alone jack dish without jacks.