Speaker brackets allow speakers to be mounted on walls or ceilings, allowing you to place speakers at acoustically intelligent, strategic, and optimal locations while saving space, creating convenience, and enhancing aesthetics. Using these mounting brackets, you can have peace of mind in the security and durability of your speaker attachments. Product parameters: Colour: Black Material: Nylon Quantity: 4 pair Maximum load: 3.5kg Left and right rotation angle: +/- 70 degrees Up and down rotation angle: +/- 20 degrees Features: This model is suitable for speakers with threaded mouth or hoist mouth Package Contents: 4x pair speaker rack 4x pack of screw mountings 4x instruction manua Only 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.