2PCS 1/4" Screws with Rubber Washer for Neck/Shoulder Straps of DSLR/SLR Cameras Package includes 2 pieces of " camera strap quick install screw for DSLR cameras. With rubber washer to lock strap securely. Rubber gasket ensures your camera will not be scratched or dented by the screw. 1/4" universal camera strap screw/adapter is suitable for almost all DSLR neck straps, shoulder straps, R-straps, lanyards of any sizes. It works for most DSLR camera brands like Nikon, Canon, Samsung, Sony, Olympus and many others. Comes in a stainless steel, black nickel finish that is proven to be of premium grade and will last for very long period. It can withstand normal wear and tear and even extensive use. Quick install and quick release feature. No need to use any tool to lock it up or release it, your bare hand will get the job done. Secures your camera to your neck or shoulders securely leaving no worry that you camera will fall off.