This double hole friction ring from Buckingham, model 222017, is a must-have for any outdoor sports enthusiast. Crafted with hard coat anodized material, this carabiner and hardware combination is built to last through all your climbing and caving adventures. It's perfect for attaching ropes or other equipment, making it an essential tool for any gear setup. The double hole design adds stability and versatility to your gear, allowing for multiple attachment points.