Addendum 2015

WARNING
Before manipulating or making any sight adjustments, place the “safety” in the on safe position,
remove the magazine, open the action and ensure the chamber is empty as explained in Section
15.1 of your Owner’s Manual. Always keep the muzzle pointed in a safe direction. Failure to
follow these warnings may result in serious injury or death
2.1 Installation Instructions; Flip sight up for easier installation.
Be sure to pull back on the charging handle before sliding onto rail.
Remove the 10-24 slotted head screws from the sight and slide onto
rail. When sight is in the desired position, hand tighten the slotted head
screw. Do not over tighten.
2.2 Deploying and folding the Rear Sight
2.2.1 Deploying; To deploy the sight,
depress the release latch by pushing down on
the knurled surface or on either side of the
latch
2.2 Zeroing
The Magpul Manual MBUS sight is adjustable for windage only. Elevation
adjustments are made on the front sight as explained in Sections 17.2 and 17.3 of your Owner’s Manual.
The front sight should be zeroed at the desired distance with the small aperture up on the rear sight.
2.2.1 Rear Sight Adjustment; Adjustments for windage of the MBUS rear
sight are done by rotating the windage adjustment knob located on the right
side of the sight assembly. Rotating the windage knob clockwise will move
the point of impact right. Rotating the windage knob counterclockwise
moves the point of impact left. Each click on the windage knob equals
approximately
¾” at 100 meters. See Table 1 on Page 36 of your Owner’s
Manual for details.
WARNING
Before removing, moving or reattaching the rear sight, place the “safety” in the on safe position,
remove the magazine, open the action and ensure the chamber is empty as explained in Section
15.1 of your Owner’s Manual. Always keep the muzzle pointed in a safe direction. Failure to
follow these warnings may result in serious injury or death.
3. Magpul MOE SLG Hand-guard
The Magpul MOE SLG drop-in rail assembly is installed on the FN15™ Carbine in place of the standard
round handguards. The MOE SLG hand-guard features M-LOK slots at the 2, 6 and 10 o’clock positions
for mounting MIL-STD-1913 of optional Picatinny rails or other optional accessories. With the MOE SL
hand-guard there is no swivel installed on the front sight.
WARNING
Before installing any sights, lasers or other devices on the carbine, place the “safety” in the on safe
position, remove the magazine, open the action and ensure the chamber is empty as explained in
Section 15.1 of your Owner’s Manual.
Always keep the muzzle pointed in a safe direction. Failure
to follow these warnings may result in serious injury or death.
WARNING
Do not mount any sight, laser, or other device which interferes with normal operation of the
carbine or extends beyond or in front of the muzzle. Ensure any sight or device attached to
this
rail is firmly mounted.