This 6" Suction Cup Camera Mount by K&F Concept is seriously strong. Once it’s locked onto a smooth surface like glass, a countertop, or stainless steel, it does not budge. I’ve tested it in all these conditions, and it held up flawlessly every time.It securely supported every device I threw at it, from heavier cameras to phones—no wobble, no slipping. The build quality feels premium, and the suction cup is clearly designed to withstand both vertical and horizontal loads with ease (rated up to 3kg!).It comes fully equipped with: A dual ball head magic arm for precise angle adjustments. A phone holder that fit my phone perfectly without any issues. An action camera adapter that worked seamlessly with my GoPro. Multiple 1/4" and 3/8" ARRI locating holes, making it compatible with various accessories like fill lights or extension poles.It also has a quick-release feature—super easy to install and remove without losing suction strength.Whether you're using this for a smartphone, action cam, or full camera rig, this mount is rock-solid and incredibly adaptable. Definitely a reliable tool for motion photography or filming from a vehicle.