US Patent Pending. All Rights Reserved.100% SATISFACTION GURANTEED: If you are dissatisfied for any reason, return your order within 30-Days for a full refund, we will always go above and beyond to ensure you are happy with your customer experience with SELEWARE. Easy installation, all mouting screws provided, heavy duty commercial quality swing hangers are rated for using with children and adults. Ceiling mounts swing hanging hardware, swing anchor for porch swing, hammock chair, climbing rope, heavy bag, yoga silk, suspension straps, olympic rings indoor outdoor swing sets. Silent, no squeaking, with the swivel bearings inside, the swings and rotations are smooth and quiet. All parts made of stainless steel SUS 304, rustproof, withstand heavy use and abuse, load up to 1200 lbs each.