2 + 1: Each pack contains 3 hammocks, including 1 cargo dock (15cm long, 6cm diameter) + 2 carabiners (8cm long). Suitable for indoor or outdoor use. Ideal for installing different types of hammocks and swings. Maximum load capacity 250 kg: Our hooks can hold loads up to 250 kg. The swivel hook allows for 360-degree swivel and prevents tangling or twisting. particularly strong You can screw the hanger to a sturdy wooden beam or plank. Fits most types of chairlifts including swings, hammocks, hanging chairs, sandbags and more. ULTRA DURABLE: The hammock hanging spring is made of 304 stainless steel, which can hold your hammock or rocking chair very well. High corrosion and wear resistance. Suitable for long-term use. EASY TO USE: All kits come with detailed instructions in pictures, all you need is a screwdriver. This kit makes it easy to relax.