Manfrotto 208HEX 3/8-Inch Platform Adapter for 5/8-InchManfrotto 208HEX 3 8 Inch Platform Adapter for 5 8 Inch The main feature of the 208HEX is the hexagonal pin, which, compared to the 208's round one, gives more grip when used to hold heavy cameras mounted on photo or video heads in combination with accessories like the super clamp 035. Key Features Allows use of 3 8' camera mounting plate into 16mm socket Universal 3 8'' thread attachment Hexagonal pin for more grip when holding heavy cameras