Panavise 883-03w Dual Option Mount, 3-inch (White)

3" (76.2mm) overall mount length; Includes two mounting bases that screw easily into the machined aluminum alloy shaft [0.875" (22.2mm) in diameter]; Use the Tri-Foot Base [4" (101.6mm) outside diameter with three 0.265" (6.7mm) holes on a 3.25" (82.5mm) bolt circle] for solid surfaces, or the T-Bar Clip for drop ceiling rails; Full range of motion at the camera: 210 degree Tilt, 360 degree Turn & 360 degree Rotation; Knob and tamper-resistant set-screw adjusting options included; 1/4-20 mounting stud with lockring; Limited Lifetime Warranty