Atrend 6X9PR B Box Series 6 x 9 Inches Pair Speaker Box with Speaker Terminal Cutout Diameter - 6" x 8.75" Max Mounting Depth - 3.625" Net Volume - 0.16 Cu ft (Height) 7.875" x (Width) 12" x (Depth) 3.750" x (2nd Depth) 6.250"" Sold as Pair MDF Constructed Completely Carpeted Enclosure Screwed Down Terminal Cups Glued and Braced It comes in Pair