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.
Showing 161 - 176 of 378 results
Showing 161 - 176 of 378 results


Pachmayr 1/4" Black Recoil Pad Spacer
$9.50
Sold Out

Pachmayr 1/16" White Recoil Pad Spacer
$9.50
Sold Out

Markron Gun Stock Scratch Eraser
$12.99
Sold Out

Beretta Cylinder O-Ring, 12 Gauge
$7.88
Sold Out

Beretta Drop Plate Washer, 60/55mm
$5.09
In Stock

Universal Recoil Pad Screw, Pan Head w/ Fine Threads, 1-3/8"
$1.00
In Stock

Beretta Field Buttplate 20 Ga. Curved
$28.35
In Stock