Beretta 300 Series (Older Model 301, 302, 303 & 304)
Parts here are specific to Beretta 300 Series 12/20 gauge shotguns unless otherwise noted. MGW carries replacement barrels, forearms, stocks, sights, springs, pins and other parts for this series which includes older 301, 302, 303 & 304 models. These factory original and aftermarket parts will ensure that your 300 Series shotgun functions flawlessly with every trigger pull.
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.


Carlson's Flush Mount Choke Tube, Benelli/Beretta Mobil 12ga.
$24.99

Carlson's Flush Mount Choke Tube, Benelli/Beretta Mobil 20ga.
$24.99

C&H Research Beretta 301, 302, & 303 Mercury Recoil Reducer
$79.00
In Stock

C & H Research Mercury Recoil Suppressor, Magazine Tube Model
$79.00
In Stock

Graco Beretta 303 & Browning B-80 Shotgun, BreaKO, Recoil Reducer
$62.00
In Stock

Beretta 12 Gauge Drop Spacer, 50 / 65
$6.42
In Stock

Beretta Semi-Automatic 12 Gauge Shotgun Drop Adjustment Kit
$23.00
In Stock

Beretta 12 Gauge Drop Spacer, 55 / 60
$6.49
In Stock

Beretta Drop Plate Washer, 50/65mm
$6.42
In Stock

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