ZB6502-6 Rigging Hardware Eye Jaw End Swivel Chain Double Ended Snap Swivels SS316/304 Stainless Steel 316 Marine Grade, Wire diameter: 6mm, load capacity 150kg The large bearings we use are more load-bearing, Swivel Ring made of high quality metal, industrial built high quality round and glossy surface, solid construction, strong load bearing capacity. One end interface with detachable design, Other One interface with arc closed eye, The scenes to be used very widely, such as hammock chairs swing, porch swings, swinging chairs, punching bags, climbing rope, Yoga seat, etc. The permanent antirust stainless material make it suitable both indoor and outdoor. The product is design with 360 Swivel, you can rotate you hanging Chair freely with ease. The free rotation can effectively avoid the hanging rope or chains get tangled.