[Material]The antenna is made of heavy-duty aluminum, which is anodized and has a durable smooth black surface that will not fade with prolonged use. [Design]Fashion and unique appearance design, large diameter aluminum alloy, will not block the view. [Accessories]The signal receiving antenna is compatible with Jeep Wrangler JK TJ Gladiator JT 1997-2021. Suitable for all weathers. The AM/FM radio signal in the city is usually acceptable, the signal in the remote mountain area will be slightly worse. [Installation]Easy to install. This is a plug-and-play antenna, which means unscrewing the antenna and screwing in the antenna by hand. It only takes a minute to complete, no tools required! Colour:black Material:aluminum Package Contents: 1x Antenna Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.