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. Sturdy stands for your Era 300 These [r]ugged stands were designed to seamlessly match Sonos Era 300 speakers. They hold your speakers 32-5/16" off the floor, positioning them roughly at ear level (when you're seated). Built-in tracks let you conceal the power cords for an uncluttered appearance.. Easy assembly Each stand can be assembled in about 15 minutes with just a Phillips head screwdriver. They come with rubber feet for bare floors and carpet spikes for covered floors. The stands give you full access to the speakers' ports and controls. They're made of durable steel for durability with wide 10-15/16" x 11" bases for stability. What's in the Box: 1. 2 Pillars 2. 2 Bases 3. 2 Speaker brackets 4. 8 Isolation pads 5. 8 Carpet spikes 6. 2 Release triggers 7. 8 Cable-management clips 8. Six M5x12mm screws 9. Four M6x20mm screws 10. 8 Jam nuts 11. 4 Lock-washers 12. Instruction Manual