Kupo Swivel Extension Arm, Hex Stud to 5/8-Inch (16mm) Receiver, KG001712
The KG001712 is a mini extension arm with a hexagonal stud on one side, designed for the Convi and Super Viser clamps, and a baby 5/8 (16mm) receiver on the other. It has a double ball elbow joint giving you the ability to articulate the two sides in any direction.