Clamp a sturdy flat surface onto your compatible tablet floor stand with the Adjustable Keyboard Stand Add-On for Tablet Floor Stands from CTA Digital. Ideal for keyboards, speakers, and other tablet accessories, the Adjustable Keyboard Stand Add-On boasts durable metal construction and is equipped with a clamp that grips the central pole of a compatible CTA Digital tablet floor stand. The add-on also has an angle adjustment lock and surface grips to help keep your tablet accessories in place.