Da-Lite 91839 Model C Manual Projection Screen - 120 x 160inThe Dalite 120 x 160" Model C Manual Front Projection Screen is a perfect choice for either a large lecture or seminar hall, or conference training room. The screen is designed for heavy use and features lubricated steel ball bearings for a smooth operating system. The screen is accessed via a pull cord. As an option, you can purchase the screen in any one of seven veneer finishes to give it a more professional, finished appearance. If you prefer not