Maximum load: 300 kg. As we combine the M10 carabiner with a higher specification than others, our maximum load capacity has been greatly improved and the safety is higher. 304 stainless steel material: All parts are made of 304 stainless steel, corrosion-resistant, rust-proof, durable. You don't have to worry about the wet weather indoors and outdoors. Multi-function: Can be used for hammock chairs, porch swings, rocking chairs, punching bags, outdoor swings, aerial yoga, etc. 4 components: It has 2 M10 fixing carabiners, 1 suspension spring and 1 360 ° rotating ring, total length is 45 cm.