1 ,alu underwater Double ball arm stick in two sizes :8 inch& 12 inch
2, 25mm/1" diameter of standard ball head
4,M6 threaded ball stand
the new style of Leoben underwater light arm segment is one piece body with M5 threaded holes .
various accessories like ball stand ,lens holer and other underwater adapters with M5 screw can be added at any holes of the arm .
available sizes: 8 inch & 12 inch
optioal accessories for this arm : ball stand, M67 lens holder or other adapter with M5 screw