When you are concerned about the long length of the lumber in your frame bowing, you should install this 74-inch cross brace. It comes with pre-notching to make it easy to install a second cross brace, and it is made of durable heavy duty wood. A cross brace can ensure that your frame won’t bend as it is being worked on or displayed. Installing a cross brace is easy and is important for protecting your work and ensuring that the frame does not break down over time. The bracket set to attach your cross brace to your frame is included.