This 6" Thinline round light measures only 2.3" deep. Equipped with superb Eurpean prismatic optics and encased in 20 gauge steel housings available in a triple chrome plated finish or black powder coated. Kit includes lens covers. These lights are powered by 55W XENON Hyper White bulbs for superior performance. Each kit contains 2 lamps with 55W or 100W Xenon bulbs, 2 stone shields, mounting hardware, and wiring harness with switch, fuse, and relay.