Greater flexibility to better suite your solution. Unique brake system within the joiner allows for movement without having to use two hands on the mount (weight restrictions apply). Features Two notches (2-down) on each end and 180 degrees from each other help create the "Z" shape for a more flexible solution Unique internal braking system allows the user to adjust mount with ease while not having the device fall (weight restrictions apply) Ultra-smooth movement when positioning your device Ratcheting handle adjusts to how you want to tighten, loosen, or position the handle so it''s out of sight Joiner is made of anodized aluminum creating a strong yet lightweight solution Multi-Configurable - extension tubes of various lengths and bases work to achieve desired reach and position Encapsulated ball design offers theft deterrence