Perko Tower/Arch Light Vertical-Mount, Part No. 1607DP0CHR

Its thumbscrew makes for easy adjustment of light position: 360° all-round navigation light in the up position, a cockpit courtesy light in the down position, and forward out of the way for daytime. It’s easy to mount on towers arches or windshields.  Has a “Reduced Glare” design, black plastic top with clear fluted lens,  frosted globe and black plastic base. Its curved or “V” type mount contains notch for through-base wiring. Size: 6-3/4″ from center of mounting screw holes to the center of the filament, with a 2″ L x 1-1/2″ W base.