perfect swing set brackets for all swing indoors or outdoors including rings ceiling mounts, porch swing springs and hanging aerial yoga inversion trapeze swings seats.washers specially designed to prevent metal rub creating a quiet, smooth, exceptional swinging!Adults experience the kids and grandkids big smiles as they enjoy their playset swinging accessories during spring, summer and fall swinging seasons on their backyard wood play sets equipmentexceptional quality swing set hangers these top of parts are for use inside / outside home, rafter, beam, cedar, wood, concrete, tree to create your own playscape or hammock chair swingsResidential Use only, Not for Commercial Use . MOUNTING BOLTS/SCREWS NOT INCLUDED due to mounting options | Hangers Total Weight LimitSize:10 x 4.5 x 7.4cmColor: silvermaterial: metalPackage Contents: 2* fixed base2* hook1* boxOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.