SELEWARE 180° Heavy Duty Swing Hangers, 1800LB Capacity Permanent Antirust Stainless Steel 304, Wood and Steel Beam Porch Swing Sets Yoga Hammock Cair Punching Bag?2 Pack

High-Quality Materials: Use SUS 304 stainless steel,more solid quality,corrosion resistance.Without any appreciable stretching or ill effects to the finish from weathering. Wide range of application:   Perfect for all indoors or outdoors wood beam, steel beam, including porch swing set, swinging chair, yoga trapeze, Yoga swing, hammock chair, suspension trainer, olympic rings, gymnastics set, gym rings, chair gym, gym swing, sandbag swing, punching bags etc. Easy to Install: Pls predrill hole (use 0.32" drill size) for the wooden or steel beam When mounting, the height of wooden or steel beam should be no more than threaded bolt length ( DIMENSIONS: Threaded bolt length/diameter: 4 inch/0.31 inch,  total length:5.7inch, hook distance: 0.6 inch) PACKAGE LIST: 2 Heavy duty swing hangers  Attention:  In order to use safety, pls check thread rod and nut are weled together.