* Pre-drilled, with screws and drills for easy installation and use. Both 180° and 360° swings and rotations are equipped with bearing mechanisms to facilitate suspension of the system in almost uninterrupted motion. * Suitable for many children, indoor and outdoor swing accessories, hammocks, hammock hangchair hardware equipment, swings, benches, yoga hammocks, porch swing springs, gymnastics equipment, swing belts, floating yoga straps, climbing ladders or boat chairs, chairs, door hooks, rotary hooks, or other fixed swings. Swing frame or seat swing frame, there are commercial suspension swing frame, suspension ring swing frame, super wheel swing frame. * The working load is limited to 1000 pounds, but the actual weight can be carried by the swing depending on the size and weight capacity of the beam from which the swing is suspended. Make sure the size of beam and bracket are correct before installation.