• 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 Deg. Tilt, 360 Deg. Turn & 360 Deg. Rotation
• Knob and tamper-resistant set-screw adjusting options included
• 1/4-20 mounting stud with lockring

You'll never be without the right mount when you take along Dual Option Mounts from PanaVise.