&lt;b&gt;Sapphire Manual Screen 1460mm x 1100mm not channel fix&lt;/b&gt;N/A- All screens ship as standard with black borders to increase the perceived qualities of the projected image.N/A- Heavy duty spring roller to ensure that the screen fabric is kept taut.N/A- Simplistic pull-out system locks at every desired viewing height.N/A- Supplied with a weighted bar to ensure the screen fabric is kept taut.N/A- Pull handle integrated into weighted bar.