This item is provided by Crutchfield.com and includes free phone technical support for the life of the product. Details on how to take advantage of this service will be included with your package. Should you have any issues locating information on how to contact Crutchfield Technical Support, please contact this website's Customer Service department. Roomy and stylish The Salamander Designs Synergy Core Module SU40 makes a stylish home for your audio system. Anodized aluminum supports and a sturdy top with hardwood veneer finish give it a sleek, minimalist look. The top can support up to 150 lbs. The compartment below features four adjustable shelves. And you can customize the rack with a wide selection of Synergy System modular accessories . What's in the Box: 1. Top shelf 2. Bottom shelf 3. 4 Adjustable shelves 4. Rear-panel 5. 4 Posts 6. 4 Bolts 7. 4 Feet 8. 4 Washers 9. 4 Nuts 10. 16 Shelf-pins 11. Wrench 12. Hex-key 13. Assembly Instructions