User Manual

4) Take the barrel-breech unit, place the barrel
on the magazine tube and slide it down
toward the receiver (fig. 6).
5) Insert the breech extension on the receiver,
ensuring that the magazine tube enters the
opening of the barrel guide ring (fig. 7).
6) Position the twin forearms together (fig. 8)
and insert them into the retaining band on the
rear barrel.
NOTE: inserting the breech extension on the
receiver be sure that it does not strike against the
bolt locking head.
7) With the barrel extension resting on the bolt
head, and the bolt head fitting into the recess
formed into the barrel extension, slip the
barrel into receiver. A metallic click will
indicate the barrel is correctly seated (fig. 9).
8) Screw on the fore-end fastening cap, on the
end of the tubular magazine and tighten
firmly until the barrel and the fore grip are
locked perfectly against the receiver (fig. 10).
The chrome barrel extension must be completely
contained by the receiver. None of the chromate
parts must be visible at the front of the receiver
(fig. 9).
9) Close the bolt by pressing the special carrier
control button (fig. 11).
The shotgun is now ready to be fired.
Use
Before attempting any work on your M4 make
sure that the chamber and the magazine of your
shotgun are unloaded.
(See the instructions on loading and unloading).
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7
8
9
11
10