Middle Atlantic Products RK Series Rack - 4 Rack Spaces Hold all your studio rack gear neatly and securely in a sturdy Middle Atlantic Rack Accessories RK-4 4-Space Rack cabinets Middle Atlantic racks are solidly built, 16" deep and feature chip-resistant black laminate finish Rack rails are pre installed and assembly takes just a few minutes with hardware and tools included Hold all your studio rack gear neatly and securely in a sturdy Middle Atlantic Rack Accessories RK-4 4U rack cabinet Middle Atlantic audio racks are solidly built, 16" deep and feature chip-resistant black laminate finish