These 1.5" inch Metal corners are ideal for adding to your speaker cabinet or amp boxes. Replacing existing or damaged corners! These corners are designed for mounting to the back and front of your speaker cabinet! The sleek black finish makes these corners a perfect accessory to your PA Speakers! You can never have enough of these in your toolbox. With your purchase, you will receive 8 metal corners pictured and described above. So, put it in your cart and be ready for what the road throws at you!