1. Butterfly clip design breaks through the traditional style and enhances the use limit of the butterfly clip. 2. Standard clamp used to attach two arm, base adapters and strobes together. 3. A hard anodized aluminum wing nut allows for easy one-handed operation and will withstand years of use. 4. Strong, lightweight, waterproof metal construction. 5. Unique humanized and professional water design, greatly enhance the use of underwater arm.
