This strap screw adapter is with 1/4 thread on top, for connecting your camera to your neck strap or shoulder strap. Fits all type of qr quick release neck straps and attaches to the connector. Material:metal w/ black nickel finished for higher durability. High durability and strong connection. High grade rubber included, to help keep tight and protect your camera from scratches. Package includes 2 pcs of quick release neck strap screw adapters.Note:Please rest assured that we had already solved previous problem and guarantee the threads and rubber pad are just fit for your camera rigs. Any quality problem, always feel free to contact to get 100% full refund or new replacement. Anwenk Neck Strap Screw Holders 2 Pack High quality neck strap screw holders. High durability and strong connection,comparable with branded neck strap screws! You can't go wrong with it! Please rest assured that we had already solved previous problem and threads and rubber pad are just fit for your camera rigs.