AntennaX 50 Cal Silver Bullet (5.5-inch) Ammo Antenna for (07-19) Jeep Wrangler JK JL fits 2007 thru 2019 Jeep Wrangler JK & JL Replace your factory antenna with this stylish yet functional LOW PROFILE (5.5 inch) Silver 50 Caliber Ammo Antenna. Made out of T-6061 Billet Aluminum with a hard Silver anodized finish that will not chip, scratch or fade over time. Installation is very simple. This is a PLUG-N-PLAY antenna, which means it screws onto your existing antenna mount (a direct bolt-on part, no wiring involved) and takes a minute to do. How is the Reception--4 out of 5 reception with most people noticing no difference at all. Makes a great gift idea for past and present Military, Policeman, and Outdoorsman.