Besthouse Set of 2 Permanent Antirust Stainless Steel 304 Heavy Duty Swing Hangers 450Kg Capacity, Silent Swing Hook 360° Rotation with 4 Lag Screws, Yoga Hammock Chair Sandbag, Swing Sets

High-Quality Materials:
✔Use SUS 304 stainless steel,more solid quality,corrosion resistanceout any appreciable stretching or ill effects to the finish from weathering.
✔Four screws are also SUS 304 stainless steel.
Convenience Installation:
✔This comes with two 0.79cm pre-drilled holes for bolting installation to wooden beams,cedar wood, rafters or concrete.
✔Screws is included,4 Lag Screws for wooden.
✔One type of design,no complicated assembly,easy installation and maintenance of facilities.
Use：
✔Our swing hangers are ideal for adding additional swings to an existing swing set, however they can also be used to hang a porch swing, baby infant or toddler bucket swings, sling swings, trapeze swing bars, spinner seats or any other swinging device for a playground swing set.
Add lubricant:
✔Remove the nylon bushing with a tool.
✔Add grease to the bushing.
✔Reassemble the parts and tighten them.
Attention：
✔The working to load limit of A 450Kg RATING sure the surface to which you are mounting can support the weight and forces involved.
✔This item is 2 packs. If you need the best designed, strongest and thus safest product, this is it.
✔In order to use safety, pleases check all the parts assembled or welded well for using.
✔This kit provide 4 lag screws, you don’t need to purchase separately, just use directly. 
①We guarantee to provide users with qualified products. If you think that the product does have quality problems, please contact us in time for return. ②We are not liable for serious injuries including injury, disability and death caused by improper use rather than quality reasons. ③Please install it according to the correct installation method and regularly check the product.