Leapers PRO AR15 9 Super Slim Free Float Keymod Compatible Rail (MTU004SSK) - Manual (Page 11)

Reinstall the front sight to the gas tube.
Reinstall the two pins to lock the front sight
to the barrel (20.1).
19
Once the Rail Section is seated properly, use
the included 3/32” Allen Wrench to hand-
tighten the screws on top of the Picatinny Rail
Section to lock it securely to the Keymod
Compatible Handguard. Do not over-torque.
BARREL BARREL
19 20
20.1
If desired, apply a small amount of
locking compound to the screws prior
to tightening.
Install the flash hider on the Barrel. Re-install the bolt assembly, the lower receiver
and stock assembly.
20
BARREL BARREL
21 22