This is the DL2RZP recessed downlight round adjustable. It has a 45 degree of adjustment from vertical and it is lockable from below. Its die-cast professional baffle minimizes aperture glare and the sealed collar prevents light leak. Frosted glass lens included; registered yoke allows secure placement of up to 3 total effects devices. Thickness measures 0.055 inch. It can be installed as zero sightline or flange overlay.