Multiple joint arms hold screen 3.8 from wall when retracted and 15.5 when fully extended. All components are Dacromet coated and rated for outdoor use. Smooth tilt adjustments of +15 (forward) and -5 (back) with a locking knob and fixed tilt pin lock for a variety of viewing angles. 3 side-to-side roll for post-installation leveling. Dual locks for security.