Cool-Ballhead-V7 comes with Double Ballhead on both ends, 360º Articulation, adjustable cold shoe on one end and a cold shoe mounting spud on the other end.
The cold shoe mounting spud comes with standard 15mm(diameter) Rod portion with female 1/2"-13 thread, so the spud inserts into a 15mm clamp, just like a 15mm rod inserts into and gets tightened in such an opening, it can also mount on to standard male 1/2"-13 thread.
