Excellent Functionality: Not only is it versatile, it also has excellent stability and functionality. Can be adjusted to suit your needs. Perfect equipment for photographer/filmmakers no matter the professional or amateur 15mm double rod clamp with 1/4 & 1/4" male thread for mounting various accessories such as flashlight mounting, mounting heads, tripods, and more. Convenience: 1/4 male screw on both sides allows you to expand the camera function, making it convenient for photography. Very stable and multi-use camera connection screw. Excellent Material: Made of high quality materials, it is lightweight and extremely durable. Fits a wide range of equipment. These screws are highly accurate and maintenance free even after a long time. All stainless steel material is highly corrosion-resistant, so it wont rust even after long-term use. Product Specifications: Material: Aluminum alloy. CNC machined finish. Lightweight and strong Color: Silver Total Length: Approx. 0.8 inches (20 mm), Diameter: 0.6 inches (16 mm), Product Weight: 0.2 oz (6 g); Package Contents: Screws: 3 pcs; Note: Please check the size before purchasing. Reliable Quality: We ship from Amazon delivery center, so we can deliver it to your home quickly, safely, and safely. There may be scratches or dents on the outer box during transportation, but please rest assured that the contents will not affect the product. Also, if you have any questions or problems about the product, please feel free to contact us at any time.