(Freely adjust the structure of your camera! ATOLL+ 2-layer rotating ring for smooth and speedy adjustment of the camera's vertical and horizontal position | Rotates up to 360°: Rotates freely from 0 to 180°. Can be adjusted and fixed to your preferred configuration such as diagonal. There is a stopper that can be used frequently at 0°, 90°, and 180°. Can be rotated up to 360° on cameras without battery grip | Improved stability & maneuverability by placing two stability supposters on the ring to adhere to the body for stability. The ring fixing knob makes it easier to grip the knob than before, so you can operate it comfortably | 【Compatible with all models】The camera is compatible with Canon and Nikon SLR cameras. Lens can be installed if the outer diameter of the mount is smaller than the inner diameter of the ATOLL+. 75mm within D+ | Ring Size/Weight: 4.5 x 3.5 x 4.3 inches (115 x 88.9 x 108.6 mm) / 4.6 oz (116 g), Plate Size/Weight: 2.5 x 1.8 x 0.5 inches (65.85 x 45.3 x 13.4 mm) / 33 g