Manufactured by SBx Parts | ANT50Black | .50 Caliber Bullet Shaped 4 inch Antenna, Universal, Fits Most Models, Black, Reception may not work well in Rural areas. If you listen to AM stations we don't recommend changing your Factory Antenna. This antennae will not fit 2007-18 Silverado/Sierra and other GM vehicles with a 7mm threaded base unless you use a ANT7mm adapter , A custom antennae gets rid of the tall whip style antennae that your vehicle came with. The downfall to having a cool looking antennae is that you usually lose some radio reception unless you are close to the station. Product information updated on 2024-09-10. This product can ship by Small Parcel