The On Stage KS7292 double-X ERGO-LOK keyboard stand with second tier accommodates virtually any double-keyboard setup. The main stand provides a wide, stable base and slip-free support for heavy large-format keyboards while the second-tier arms adjust to hold a second keyboard in position for ergonomic playing. This versatile stand adjusts in height and length to suit various keyboard sizes and playing styles and features adjustable nonslip arm sleeves to accommodate a variety of keyboard widths. The entire stand folds flat for convenient storage and transportation. Features: Weight Capacity: 320 lbs. Base Spread: 12??- 32?? ?- 38??Lower Arm Depth: 14 1 / 4?? 5??