Whisper-quiet operation with no annoying squeaks, ensuring a peaceful swinging experience. Unit Quantity: 4 Material: Aluminum Suitable For: Swing,Yoga Seat,Trapeze,Boxing Sandbags,Cradle Beds,Yoga Belt,Porch,Playground,Indoor,Outdoor Features: Heavy Duty,Rust Free,Durable,Easy to Install,Smooth Rotation,Screwing Accessories Included,Weather Resistant,Noise-Free.
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