WHAT YOU GET
2 pack swing hangers with 4 expansion bolts and 4 screws
SO you don't need to purchase separately, just use directly.
Attention:
✔The working to load limit of A 1000 LB RATING.Be sure the surface to which you are mounting can support the weight and forces involved.
✔In order to use safety, pleases check all the parts assembled or welded well for using.