Mossberg FLEX System Shotguns - Manual (Page 13)

PART N0. 100848 REV. A 13
TO ADJUST 4 AND 6 POSITION BUTTSTOCKS
Before making any buttstock adjustments, move the safety button fully
rearward to the “ON” (SAFE) position and visually and physically check
the chamber, elevator, and magazine tube to be certain the shotgun is
unloaded. Also, be sure to keep the action open and the muzzle pointed
in a safe direction. Refer to your firearm’s owner’s manual for additional
safety and functional information.
The adjustable hunter buttstock (Fig. 27) has 4 positions for length of pull and
the adjustable tactical buttstock (Fig. 28) has 6 positions to adjust length of
pull. To adjust length of pull, squeeze latch and slide buttstock in or out to the
desired position. Release latch and push inward on rear of buttstock until the
buttstock locks into place. Tap or push on rear of buttstock to verify buttstock
is locked into place and perform a function test per instructions in your
firearm’s owner’s manual.
LATCH
Fig. 27
LATCH
Fig. 28
To avoid damage to the buttstock and to prevent possible personal injury,
before firing live ammunition verify the buttstock is locked into place by
tapping on rear of buttstock and performing a function test per instructions
in your firearm’s owner’s manual.