Premium 304 Stainless Steel Material: Made of solid stainless steel with polished silver finish, smooth burr-free surface. Rust and corrosion resistant, perfect for long-term indoor and outdoor, seaside & humid environments, sturdy enough for years of use. Heavy Duty Mount: 45mm overall length with thickened base plate and tightly welded U ring, not easy to deform or crack under heavy load. Closed loop design secures ropes, chains and straps firmly without slipping off. Complete Installation Kit Included: Package contains 4 pcs 45mm pad eye U hooks, matched mounting screws and plastic expansion tubes. Works on wood, concrete, brick walls and ceiling, easy to install without extra hardware. Wide Multi-Scenario Application: Versatile hanging hardware for hammocks, swing chairs, yoga swings, gymnastic rings, punching bags, shade sails, potted plants, chandeliers, kayaks, boats and marine rigging. Ideal for home, garden, gym and yacht use. Reliable After-Sales Service: We provide full customer support for all our pad eye hooks. If you receive damaged items or meet any installation issues, contact us anytime for a satisfying refund or replacement solution.