This is a spreader bar for large screen frames that allows the screen frame to retain its shape. Constructed from rollformed aluminum that has a 0.025 gauge for strength. They are used with spreader bar clips to keep your screen frame rigid. Comes in a mill finish. Features. Used to help keep your large screen frame rigid. Used with screen clips. Easy to install. Screen KitsSpecifications. Length in. 5/16. Material Aluminum. Color Black. Finish Bronze. Country of Origin United States of America. Weight 0.26 lbs