An all new flush mounted light bar design, the 4500 series light bar is only 4 3/16 inches high and 5 1/4 inches deep. The 4500 series, from Whelen Engineering Co., is available in a variety of lighting combinations and configurations, featuring the 700 series halogen, strobe, and 5mm LED light heads used as primary lighting, and a rotating halogen assembly that features a dual ball bearing design (which carries a industry first a 3 year warranty), giving a wide variety of lighting applications to meet a user's lighting needs. The 4500 models feature as standard LED ICC Clearance lights that cover front, rear and side marker light requirements set by SAE J592 and J2042. Internal design features snap-in brackets, individual front load lenses that make servicing the light array a breeze.