Used Widely: attached to the backpack or handbag for hanging-keys.flashlight.cords.ropes.hoses.water bottle and other items The carabiner features a spring loaded-gate which allows to be quickly and securely attached to a wide of fixing points deformed stainless steel.these carabiners are extremely from rust.rain. Outer Diameter:32.4mm/1.27''(small),41.4mm/1.62''(large) Used Widely: attached to the backpack or handbag for hanging-keys, flashlight, cords, ropes, hoses, water bottle and other items.