For over 127 years, Hamilton has created the most reliable, feature-rich stands in the industry. That tradition continues today with no less than four innovations that make the Hamilton symphonic stand the only sensible choice for your program. Precision clutch mechanism for quiet telescoping movement; holds up to 8 lbs; 19.75"x 13.75" desk; 26"-48.5" height adjustment; chrome plated telescoping tube; black epoxy finish on desk/base/outer tube. Ten year warranty.