1. HEAVY DUTY HANGING KIT -- Our strong chain is made of high quality 304 stainless steel, 5mm dimeter, welded seamlessly, each chain can hold 500Lb load capacity. The carabiner is made of 8mm stainless steel. The high-quality material ensures it extremely durable and rust resistant. Ideal chains for heavy duty and outdoor use. 2. LENGTH ADJUSTABLE HANGING CHAIN -- The porch swing chain has a pair of carabiners on each end. The max length is 25inchs (63cm), but you can adjust the length as needed. The Chain is 19.58inchs (50cm), you can move the carabiners to anywhere of the chain rings. You can also flip the chains back to double the capacity. 3. WIDE APPLICATION: This hanging chain set is suitable for both indoor and outdoor, hanging chairs, hammock chairs, swing chairs, punching bags, sandbags, yoga swing, love swings or sun shade awnings. 4. EASY TO INSTALL -- Just connect the two carabiners to the ceiling hanger and the hanging chairs or other objects, adjust to desired height. Then it ready to go. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia