Designed to withstand the most rugged play, PlayStar's Commercial Grade Swing Hangers guarantees endless hours of fun and excitement for your little adventurers. Built to last, these swing hangers are engineered with cutting-edge technology, boasting an impressive four-fastener holding power that ensures the safety and security of your swings. Designed for durability that stands the test of time. Feature a nylon bushing that ensures a quiet and smooth ride every time your kids take flight. No more squeaks or jolts, just pure, uninterrupted fun. And to provide you with peace of mind, PlayStar offers a lifetime warranty on these swing hangers.