RT 326-10 Sealed Dual Subwoofer Speaker Box has a "triple step" joint construction process called Tri-Lock. Tri-Lock consist of Glue, Staple, and Caulk. This insures a strong lasting joint for competition level Sound Pressure Levels bringing a durability for years of hard pounding bass.
- Dimensions: 10" - 30.5"W x 13.0"H x 11.5"D
- Specifications: .75 cu ft Air Space/Per Chamber Sealed