Hanging/Hammock Chair Swivel Hook-Stainless Steel, Factory Certified 600 LB Weight Capacity, Rotates 360 Degrees, No Tangling/Twisting, Weatherproof, Rust Free, Much Stronger Than Zinc Alloy Hooks, Use Indoor/Outdoor. Stainless Steel Swivel with locking hook, rotates 360 Degrees & eliminates tangling/twisting issues. Ideal for Hanging Style Chairs such as Egg, Cocoon, Basket, Garden, Pod, Rattan, Knotted Melati, Sika, Fine Mold, Nimbus, Suspended Chairs & many more. Weatherproof, Rust Free, indoor/outdoor use, connects to chair stands, hooks, spring & rope. Strong/Sturdy Swivel (Stainless Steel 304) unlike swivels made of zinc alloy or other weaker materials. Not intended for swings or swinging chairs or exceeding weight capacity. Not bulky or heavy duty.