Package includes: 1 spring, 2 carabiners. Spring size: 20 x 3.5 cm. Rope length: 28 cm. Carabiner size: 8 x 3.8 cm. This complete suspension system meets everyday needs effectively. High Quality: Our chair springs are made of high-quality 304 stainless steel, offering corrosion resistance, rust resistance, and long-lasting durability. Provides stable and secure support for your hanging chair. Easy to Use: This anti-rust spring is simple and safe to install in homes, gardens, or outdoor recreation areas. Enables quick and secure connection with carabiners. Practical Design: The hammock suspension system supports up to 200 kg. With this multifunctional hanging kit, you can comfortably enjoy extended relaxation. The spring helps dampen movement, ensuring a smooth and stable swinging experience. Wide Application: Ideal for hammock chairs, porch swings, swing chairs, outdoor swings, sandbags, aerial yoga, and more. Specifications: Material: 304 Stainless Steel Spring Size: 20 x 3.5 cm Carabiner Size: 8 x 3.8 cm Rope Length: 28 cm Weight: 600 g Maximum Load Capacity: 200 kg Packing List: 1 x Spring 2 x Carabiners Features: Sturdy stainless steel construction, waterproof, and resistant to sun and wind. Supports up to 200 kg. Simply attach to an existing ceiling hook to install your hanging chair. Steel springs provide a reliable and safe suspension solution for hammocks and hanging chairs. Great for relaxation at home, in the garden, on a boat, or during camping, travel, fishing, hiking, and outdoor activities.