These carabiners feature an interlocking spring-loaded gate snap for quick attachment to a wide range of fixing points. Constructed of formed 316 stainless steel for corrosion resistance and durability. Multifunctional they can be used for lifting, rigging and anchoring applications. Integral eye insert provides a secure attachment for use on harnesses, fishing lines, and mooring buoys. A 7/16" B 4-11/16" C 5/8" D 5/8" Break Strength 2500 lbs.