SmallRig Articulating Arm with Double Ballheads(NATO Clamp) 2072     SmallRig Articulating Arm 2072 comes with a ballhead(NATO Clamp) on each   end respectively to expand more mounting possibilities for different shooting   scenarios as per your needs.          Key Features:     1. It is made up of double ballheads with NATO clamps and a ballhead   clamp.     2. It could attach plate with NATO rails, such as Top Plate 1853, Side   Plate 1854 or cage with NATO rails on the one end, and it could also attach   monitor cage with NATO rails on the other end, like Monitor Cage   1834/1726/1788.      3. The monitor mounted on it could be adjusted in different positions and   angles via both the ballhead and ballhead clamp.     4. A single wingnut is applied to lock the double ballhead tight directly,   and thumb screws on both ends are utilized to lock the devices manually and a   spared hex spanner is ready to lock it tighter.     5. Its max load is 1.5kg.          SmallRig Articulating Arm 2072 includes double ballheads with 1/4’’ screws   on both ends and a ballhead clamp. It could attach plate with NATO rails,   such as Top Plate 1853, Side Plate 1854 or cage with NATO rails on the one   end, and it could also attach monitor cage with NATO rails on the other end,   like Monitor Cage 1834/1726/1788. It features a thumb screw on each end to   lock the device manually. The monitor mounted on it could be adjusted in   different positions and angles via both the ballhead and ballhead clamp, and   a single wingnut is applied to lock the double ballhead tight directly. It is   equipped with O rings to increase the friction with the ballhead clamp and   prevent scratches and rubber cushions to prevent the monitor from scratches.          Compatibility:     Universal          Package Includes:     2 x Ballhead with NATO Clamp     1 x Ballhead Clamp          Product Dimensions: 140x26x52 mm     Net Weight: 145g     Package Size: 155x80x40mm     Material(s): Aluminum Alloy/Stainless Steel