Material: The swing hook is made of high quality 304 stainless steel, fine processing, rust-proof, corrosion-resistant, practical and durable. Safety: The thickness of the installation plate is 6mm, which can support up to 1200lbs. Wide Usage: The swing hook is suitable for hammock, swing, yoga practice, etc., both for outdoor and indoor activities. Easy to Install: Our products include 4 inner expansion screws, which are suitable for installing the swing bracket in the cement wall; 4 normal screws, which are suitable for installing the swing hook in the wooden beams. Package Content: One package includes 2 swing hooks, 4 inner expansion screws, 4 normal screws.