• Strong Precision Molded Resin Exterior • 21.5” Extra Deep Interior Accommodates Power amps • Threaded Front & Rear Rack Rails • Heavy-duty Providence Forged® steel-plated hardware • Load-Bearing, Custom Designed ComfortGrip™ Handles | • Custom Designed & Formed Aluminum Valence • Front & Rear Gasket Sealed Covers Protect Against Moisture & Dirt • Stackable Molded Feet • Mounting Screws and Washers Included |