Ubiquiti AM-5G19-120 5G 19dBi 120deg 2×2 Mimo Sector Antenna

World Class Antenna Designs
Patent-pending next-generation technology achieves gain, cross-pol isolation, and beamshaping characteristics rivaling the highest quality cellular carrier basestation antennas in the world. Instantly pair with Rocket M5 to create a powerful AirMax 2×2 MIMO PtMP BaseStation. Rocket mount and weatherproof RF jumpers included. Rocket M Seamlessly Integrates with AirMax BaseStation Sectors Rocket M and AirMax BaseStation

Rocket Antennas have been designed to seamlessly work together.
Installing Rocket M on AirMax BaseStation/Rocket Antennas requires no special tools, you simply snap it into place with the mount provided with the Antennas.