Gimars 8 Pack 3" Improved Durable Screw Locking & Spring Gate D Shape Aluminum Carabiners Clips Hook for Home, Rv, Camping, Fishing, Hiking, Traveling and Keychain Improved high quality spring for Clip  Improved Spring of carabiners allow them to be quickly and securely attached to a wide range of fixing points. It works smoothly as the spring-loaded gate makes it easy to attach important items to a pack or belt, etc Improved durable screw lock mechanism  improved screws are explicitly textured with a smooth surface that would make it easier to open/close even during cold wet weather when hands are wet and numb or have gloves on. The screw closure makes them safe Load rated at 150LBS without breaking They can still hold about 150LBS of load as is testedwhile they are NOT designed for professional climbing, the carabiners can work perfect for tie downs on tent, tightening down zippers/closures on my pack or used in combo with rope tie offs. Large Size and One Hand Operation  Each carabiner size is 3*1.5  ,larger than other and more function, Used for daily life for hanging cords, ropes, hoses and other items, can be used as a handle or hanger, dozens of uses around the home, RV or boat to backpack, handbag, or use as a keyring, keychain Warranty  Sold as 8 Pack,100% Money Back with 1 Year Warranty for your no-ricking purchase