Hangers are extremely strong and with a weight capacity of 750 lbs. for the set Bolts for wood installation are included Installation instructions are included Colour:silver Material:steel Package Contents: 1 x Classic Porch Swing Hanging Kit Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Classic Porch Swing Hanging Kit UPGRADED VERSION SWINGS MUCH EASIER: Enjoy your leisure sway in air with our swing hanger kit. It is specifically designed to hang your ceiling mount swing bench, hanging chair, hammock or hammock chair. The hangers are designed for porch swings and also have a enough eyelet opening to allow a 1inch manila rope for daybeds. Perfect for your patio, porch, horizontal tree log or ceiling mount. Total kit weight capacity is 750 lbs. Springs are tightly coiled for shock absorption SAFE & SPRINGS WITH SHOCK ABSORPTION: NO SQUEAKING, and NO RUBBING! WORRIED ABOUT THE SAFETY? These heavy-duty springs are tightly coiled to evenly distribute the weight for effective shock absorption, enhancing your comfort and protecting your overhead support. Safe for adults and children of all ages. , GRADE COMFORT SPRINGS: Our comfort springs are made with a high-strength steel, which is zinc-plated and clear-coated to provide protection against weather elements. These Porch Swing Hangers are crafted with **extremely** , grade, glass reinforced nylon with a stainless steel pin for a secure and quiet motion of movement. The entire kit is rust-resistant and meant to withstand the wear and tear of indoor or outdoor use.