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 Field Buttplate 20 Ga. Curved
$28.35
In Stock

Beretta 12ga. Mobilchoke Flush Mount Choke Tube, Full
$27.00
In Stock

Beretta 12ga. Mobilchoke Flush Mount Choke Tube, Improved Modified
$27.00
Sold Out

Beretta 12ga. Mobilchoke Flush Mount Choke Tube, Modified
$27.00
Sold Out

Beretta 12ga. Mobilchoke Flush Mount Choke Tube, Skeet
$27.00
Sold Out

Beretta 12ga. Mobilchoke Flush Mount Choke Tube, Cylinder
$24.00
Sold Out

Beretta 12ga Mobilchoke Victory Extended Choke Tubes
$39.00

Beretta 20ga. Mobilchoke Flush Mount Choke Tube, Full
$27.00
Sold Out

Beretta 20ga. Mobilchoke Flush Mount Choke Tube, Modified
$27.00
In Stock

Beretta 20ga. Mobilchoke Flush Mount Choke Tube, Cylinder
$27.00
Sold Out