Perko 5 deg Inland Series Reduced Glare All-Round Navigation Pole Light - 24" White 24in. The Original Reduced Glare advanced globe design helps preserve night vision by reducing the amount of light wasted outside of the visibility zone and not attracting as many bugs. Certified for use on power driven vessels under 20 meters in length. These lights have fixed pole light heads with either 0 or 5 pole rake and single locking or threaded collar. Locking collar fits figures 1045 1046 1047 & 1060 two-pin bases and the threaded collar fits figure 1048 two-pin base from Perko's Recreational Catalog. Features of Perko 5 deg Inland Series Reduced Glare All-Round Navigation Pole Light - 24" 12 volt bulb (included) Polymer Top and Collar with Clear Fluted Lens and 3/4 Aluminum Tube Pole Length: 24" 5 pole rake with one locking collar Locking collar fits Figures 1045 1046 1047 & 1060 two-pin bases and the threaded collar fits Figure 1048 two-pin base from Perko's Recreational Catalog Package Contents: Perko 5 deg Inland Series Reduced Glare All-Round Navigation Pole Light - 24" Perko 1445DP2CHR: 5 deg Inland Series Reduced Glare All-Round Navigation Pole Light - 24" White 24in