Specifications: All parts are made of 304 stainless steel, which is more stable, stable and safe. The steel spring can bear a weight of 250 kg, so it is very suitable for hanging chairs, hammocks and hanging chairs safely and easily. It has two large hooks, a hook with a spring and a hook that can rotate 360 degree, which is suitable for indoor and outdoor use. 360 degree rotating design allows the chair to pivot in any direction without damaging the steel spring. This product is suitable for hanging chairs, swings, hammocks, sandbags, hanging chairs, hanging holes, love swings, ceiling tents, etc. Item Name: Swings Spring Material: 304 Stainless Steel Features: 360 Degree Rotating Design, Easy to Install, Durable Size: 3.2cm x 4cm x 4cm/1.26" x 1.57" x 1.57" (Approx.) Notes: 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. Package Includes: 1 x Swings Spring (Others Not Included) 1 x 360-degree Rotating Ring 2 x Spring Buckles