The quick release ball head is aluminum alloy constructed for durability. It features 1/4"-20 screw thread on the top and 1/4"-20 threaded hole at the bottom, applicable for DSLR camera, monitor, flash light, flash trigger, and tripod etc. You can adjust the angel as you want with the built-in ball head and its 90 Degree tiltable design supports convenient vertical shoot. Specifically, it comes with red lock nut on the anti-skid plate which allows easy installation and removal with two fingers only.