Ubiquiti PowerBeam M PBE-M2-400 Quick Start Manual page 9

7. Insert the U-Bolt into the Pole Clamp and Dish Bracket. Secure
each end of the U-Bolt with a Flange Nut.
Note:
Ø 32 - 56 mm pole.
8. Optional: If you have the PowerBeam Radome (optional
accessory), then align the arrows on the bottoms of the
Radome and Dish Reflector so the Drain Holes on the Radome
point downward. Snap the Radome onto the Dish Reflector.
The mounting assembly can accommodate a
25 N-m