Features 1、Application: Compatible with lens plate button head, for arca swiss style button head, ideal for use on tripods, monopods, also support for DSLR SLR cameras. 2、Characteristic: Professional manufacturing, this is a 1/4in female to 3/8in male thread adapter, practical converter adapter, high quality and reliable. 3、Premium Material: Convert screw adapter is made of copper material, strong and durable, not easy to rust, can be used in acid, alkali and humid environments. 4、Anodizing Treatment: The surface is anodized, smooth and flat, the thread is clear, the force is even, and it is not easy to slip during use. 5、Easy Operation: One side of the convert screw thread adapter is designed with an open gap for convenient manual assembly and disassembly. Specification Item Type: Convert Screw Adapter Material: Copper Application: Compatible with Lens Plate Button Head, for Arca Swiss Style Button Head Package List 5 x Convert Screw Adapter