Vibration-resistant structure with lock for moving parts.
Complies with VESA standards.
Can be swung left or right approximately 270? with clicks every 15?.
Operate then lock or unlock the "base lever" to adjust the elevation of the entire arm. Can be set in 10? increments; once in desired position, tilt arm up or down slightly to find where the base lever engages, and then lock.(K-800-5/6)