Feature:1. Durable Material: Constructed from premium aluminum alloy with CNC machining and anodized surface treatment, power bank holder is built to last and is resistant to wear and tear.2. Designed for Portable Power Banks: Designed to provide you with a continuous charging solution on the go, allowing you to connect your power bank to your camera equipment with ease.3. Nonslip and Scratch Resistant: Powerbank clamp features a soft rubber pad inside that provides excellent protection against scratches and helps prevent your power bank from slipping out of position.4. Adjustable Clamp: With a clamp width of 53mm 80mm / 2.09 3.15in, our holder is compatible with most power bank models on the market, making it a versatile and practical accessory.5. Multiple Mounting Options: The holder comes with 1/4in screw holes for quick installation, multiple 1/4in threaded holes on both sides for even more connection options and versatility.Specification:Item Type: Power Bank HolderMaterial: Aluminum alloy + siliconeInterface: 1/4in screw hole x 6Size: Approx. 73 x 34 x 34mm / 2.87 x 1.34 x 1.34inClamping Range: Approx. 53mm - 80mm / 2.09 - 3.15in.Package List:1 xPower Bank Holder2 x Screw1 x WrenchNote:Please allow slight error due to manual measurement. Thanks for your understanding.