Da-Lite Model C - Projection screen - ceiling mountable, wall mountable - 164in (164.2 in) - 16:10 - Matte White - white

Permanently lubricated steel ball bearings of Model C combined with nylon bushings and heavy-duty spring assembly offers smooth operation even in demanding applications. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.