Beretta 390 / 3901
The parts here are specific to both the Beretta 390 & 3901 shotgun models chambered in 12 or 20 gauge unless otherwise noted. MGW carries replacement stocks, forends, barrels, sights, trigger groups, pins and other parts for these models. Keep your semi-auto 390 or 3901 firing like new with OEM replacement parts and aftermarket upgrades.
The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.
Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.


Beretta 12ga. Mobilchoke Ported Extended 2 Choke Tube Kit
$86.00 $42.99
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Cervellati Microcell Pre-Fit Recoil Pad, Beretta Hunting Stocks / Browning 725
$25.95

Universal Recoil Pad Screw, Tapered Head w/ Coarse Threads, 1-1/4"
$1.00
In Stock

HI VIZ TS Series Fully Adjustable Turkey / Deer Rear Fiber Optic Sight, 1/4"-5/16" Ribs
$12.95
In Stock

Beretta 390 / 3901 / A300 Outlander 12ga. Synthetic Stock, Gray
$65.00
In Stock

Beretta A300 Outlander / 390 / 3901 12 Gauge Synthetic Stock, Black
$180.27
In Stock

Beretta A300 Outlander / 390 / 3901 Turkey Stock, Realtree Xtra
$103.32
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