***** **********Best Quality Guranteed. *****Ball Head Magic Arm Ballhead Clamp Magic Arm Adapter 2161 includes a Univeral Magic Arm 2157 and super clamp 735. *****Anti-slip Pad With the anti-slip pad on the ballhead, which prevent the monitor from scratching. *****Adjustable Ballhead The ball head feature TWO 1/4 screw, one end for monitor or video light and the other end for the bottom clamp. The ballhead can be adjusted and tightened with a wingnut in any angles.
NOTE: the 1/4 screw max load must be less than 1kg. *****Clamp Opening Range The clamp jaws max open to 54mm, and minimum close to 12mm. The clamp inside features rubber cushions which increases friction and prevent the clamp from falling. *****Richer Extension The 1/4 screw could attach monitor or video light on it. Also, the clamps is compatible with accessories with diameter less than 54mm, like stabilizer for DJI, stabilizer for Freefly, video C-stand etc.