Studio 15mm Q-Mount

"Zacuto's univeral Z-Release mount for 15mm studio offset rod systems can be installed anywhere on your rod system without removing any equipment; it attaches by mounting underneath the rods and tightening the outer levers. The Q-mount 15mm studio has many uses including: mounting Zamerican arms for monitors, lights, harddrives, etc, other arms with Zacuto Zuds (available in 3/8 16"" and 1/4 20"" both male and female) or 15mm rods. The q-mount can also be used to create a lens support, check out Zacuto's Locking Lens Support.
Studio 15mm Q-Mount (Used to mount Zamerican arms, other arms with Zacuto ZUD adapters or 15mm rods)"