This 4" Stainless steel Carabiner is specially designed for Hammocks Swing Chairs, it is much safe than the traditional S hook
【Package Contents】 - You will get 4 packs 3.15 inches heavy duty spring snap carabiner, the Length: 3.15 inch (80 mm), and the Width: 1.6 inch (40 mm), which is large enough for gym exercise purpose.
【Rust-proof】 - carabiner is made from 304 stainless steel and resistant to corrosion, so you can use these carabiners indoors or outdoors without worrying about them get rusted by water.
【Holds Up Heavy item】 -the Hook thickness is 0.3 inch (7.52 mm), the working load limit is 440lb/200kg, very strong and durable.
【Not for Gym Only】 - These stainless steel hooks are designed not only for gym usage, they also can be used for dog leashes, camping, fishing, traveling, backpack hiking,and a lot more.
【Easy Using 】 - Carabiner are very smooth opening and closing, the spring-loaded gate allows you to connect or disconnect the ropes/straps/chains easily and quickly.

3.15 Inches Heavy Duty Stainless Steel Carabiner for Gym Equipment Connection...