smallrig multi-functional ballhead clamp magic arm adapter with bottom clamp - 2161 smallrig it could attach monitor or video light on the other end, while clamps the accessories with diameter less than 40mm, like dji stabilizer, freefly stabilizer, video c-stand etc. <br> it features a wingnut in the middle to adjust the angles and positions of monitor or video light or other accessories. <br><br> compatibility: universal<br> material(s): aluminum alloy<br> product dimensions: 119x86x20 mm <br> net weight: 163 g<br> package size: 120x100x40 mm<br> package includes: <br> 1 x universal magic arm with small ballhead 2157<br>1 x super clamp 735<br>