HIGH WEIGHT BEARING CAPACITY: With heavy duty construction, the springs help relieve the stress from impact and increase the life of your hammock or swing. Can be hung on your aerial yoga, trapeze, punching bag, sling trainer for sports, or even on your plant grow light or kayak. SAFE, DURABLE AND LOW NOISE: All parts are made of high quality 304 stainless steel materials. Anti rust, strong enough corrosion resistance, high hardness, to ensure safe use. 360 ROTATING DESIGN, THE USE OF MORE FLEXIBLE: innovative design makes the use of more flexible, more suitable for hanging chairs as well as swing use, so that you can enjoy the chair more leisurely when the joy. EASY TO INSTALL: The hammock chair hanging kit includes 4 stainless steel mounting plate, 2 strong spring to relieve pressure, 2 stainless steel climbing buckle and 16 screws. You just need to use screws through this hole to fix it on the concrete ceiling or wooden beam. WIDE RANGE OF APPLICATIONS: This set of hanging chair hardware can be installed on any solid surface, suitable for pergolas, decks, patios, gardens, porches, garages, bedrooms, balcony ceilings, applicable for wooden beam. Best anchoring solution for all suspension straps and resistance trainers. Size Chart: Spring Hooks: 15cm/5.91inch Package Includes: 4 Pieces Stainless Steel Mounting Plates 2 Pieces Strong Spring Hooks 2 Pieces Stainless Steel Climbing Buckles 16 Pieces Screws Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping