Godox Q-Type Mulit-Functional Clip Mount, 1/4"-20, 3/8"-16 Multi Interface for Bracket Mount Flash Speedlite Strobe Monolight Made of Anodized Metal, Adjusting Mount range: 3-45mm Multi 1/4"-20, 3/8"-16 bracket mounting hole for convenient mounting converter Designed for hanging Lithium Battery Pack, Installing different Flashes with Lamp Adapter, etc. Compatible with Various Brackets to hang battery Pack, Install flashes with the properly lamp adapter(Sold Separately) Giving the protability, Flexibility and Multiple Purposes, it is widely used in studio photography