Roswell Marine 12 R1 Subwoofer Enclosure These subwoofer enclosures are easy to install and designed to help Roswell subwoofers pump out the best low ends. Constructed from marine grade materials to provide a long working life. Specifications Height 20 Width 16 Depth 12 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Product MPN C920-1815