The Wilson 314475 (Formerly 304475) wide band outside building antenna improves signal transmission between your Wilson amplifier and your nearest cellular signal tower and features up to 10.6 dB of gain. It is designed for fixed installations and must be pointed to the nearest cellular signal tower. This higher gain antenna makes it ideally suited to be paired with weBoost's top performing amplifiers. Mounts on poles up to 3.81 cm in diameter. Pipe mounting hardware is included.