Sealed 12" Subwoofer Truck Box Slanted Enclosure Single Sub RI Audio 3/4" MDF Brand new sealed 12" carpeted subwoofer truck box from RI Audio. With this box's 12" subwoofer mounting hole, this sealed sub box will help your system deliver deep bass while keeping a clean and sleek look inside your vehicle. This box is constructed out of sturdy 5/8" MDF with a 3/4" thick MDF Front panel, wrapped in a durable charcoal carpet, and features pre-installed terminals to make installation as easy as possible. Please see below for more details and specifications. Specifications: Outside Total Height: 15-1/4" Outside Length: 19-3/4" Outside Top Depth: 5" Outside Bottom Depth: 8.5" Volume: 0.669 Cubic Feet Mounting Depth (On Short Side/Top Side): 3-3/4" Mounting Depth: (On Deep Side/Bottom Side): 6-1/4" Mounting Hole Width: 11-1/8" Weight: 15.15 lbs Opening fits a 12" Subwoofer Constructed from 5/8" MDF (with a 3/4" Faceplate) Pre-Installed Terminal Cups Ultra-Rich Charcoal Carpet This listing is for one 12" subwoofer box