Features: High quality fiberglass antenna; strong sealing and no cracking. Alloy Copper Interface; smooth and flat screw thread easy to connect. Easy to disassemble and assemble; bring you a more stable signal. 1 X MAPS Fiberglass Base Station Antenna 1 X Aluminum Alloy Connecting Pipe 2 X Aluminum Bolt Clamps 2 X Fixing screw Gain 4.5dBi Max power 200W SWERVE less than 1.