AMPS-compatible. Knob and set-screw adjusting options included.

• Overall mount height (including shaft) is 9" (228.6mm)

• 210° Tilt, 360° Turn & 360° Rotation at both ends

• Aluminum, zinc and steel construction

• Rectangular AMPS pattern: 30mm x 38mm (1.181" x 1.496") on center

• Concave Standard Foot evenly distributes the mounting load, accommodates slightly irregular surfaces, will not crack, and measures 2.5 x 2.5  (63.5mm x 63.5mm)