The NOMAD NKS-K139 Keyboard stand feature the patented Quick-A lever for easy setup and height adjustment, durable Double X-style construction, and folds down for easy transport. Patented Lever-Action Adjustment for easy setup and tear down. Non-Slip Rubber Pads on all contact points prevents keyboard and stand from sliding. Double-X-Brace Construction with a weight capacity of 176 lbs.