Ideal to attach a second keyboard or laptop to the keyboard stand 18810. The large laptop support arms can hold the largest of keyboards. The upper support arms can take a max. load of 25 kg. The stacker can be adjusted to the height you require using the snap and clamping knob. There are 8 heights to choose from. The upper support arms can be tilted in 5 different positions from 0° (horizontal) to 20°. Self-adhesive rubber pads prevent scratches and instrument slip.