Ubiquiti AirFiber X AF-5G34-S45 Quick Start Manual page 9

12. Each M10x25 Carriage Bolt includes a flat washer, spring
lock washer, and nut. Remove these and use them to
secure the bolts when assembling.
13. Attach the antenna to the Mounting Bracket.
a. Insert one M10x25 Carriage Bolt into the antenna and
Elevation Rod.
b. Insert two M10x25 Carriage Bolts into the antenna and
lower section of the Mounting Bracket.
c. Secure each M10x25 Carriage Bolt with one flat washer,
one spring lock washer, and one nut.