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. These stands are designed to work perfectly with Kanto YU4 and Kanto YU6 speakers. They come with interchangeable 4" and 7" top plates that rotate so you can aim the attached speaker toward your listening position. What's in the Box: 1. 2 Upright posts 2. 2 Bases 3. 2 Base cover-plates 4. 2 Square top-plates 5. 2 Rectangular top-plates 6. 8 Rubber feet 7. 8 Spiked feet 8. 2 Washers 9. Two 1/4" x 3/8" scews 10. Two 1/4" x 7/8" screws 11. 2 Hex-keys 12. User Manual 13. "Thank You" note