The Tash Mounting Arm System, model 66000, is switch mounting hardware designed for use by individuals with upper extremity, neurological, or severe physical disabilities or spinal cord injury. This three-part modular system mounts most Tash switches (not included) and consists of a mounting arm that adjusts with one large knob, the mounting connection appropriate for the specific switch selected, and the base clamp most suited to the environment in which the switch is to be used. Switch connections are available for the following switches: Micro Light; Mini Cup; Cup, Cap, or Buddy; Big Buddy, Plate, Pillow, Soft, or Plate; or Ribbon (see separate entries). A pneumatic to switch connection is also available. Base clamps include the Tash Mounting Clamp, the Universal Clamp Connection, and the Super Clamp Connection. OPTIONS: Bottom or top tube connections.