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Questions & Answers
Customer Reviews
Helpful Positive Review
Great buttstock by Tim Mathis, Verified Owner, October 13, 2025
Easy to install, great adjustability, just a well put together unit. My stock arrived missing a washer, so I contacted black river directly and they had the situation rectified in less than an hour. Sent me the missing washer and all is good. Black ...
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1/1 found this helpful
Most Recent Reviews
great feel and upgrade by Shibo1989, Verified Owner, June 24, 2026
Got this for my A300 Ultima Patrol. Install took about 15 minutes. Solid aluminum buffer tube for the pistol grip. Adjustable stock and built in cheek raiser is very nice.
Most Recent Reviews
It's not for all Beretta a300 by Tlr, Verified Owner, April 1, 2026
The website claims it fits all Beretta a300, which it does not. It doesn't fit the Beretta a300 ultima patrol.
Most Recent Reviews
Great for all but the shortest position. by John Risch, Verified Owner, February 10, 2026
Quality is good, design works. Note the shortest position does not work as the design has a flaw where the internal spring support interferes with the A300 buffer tube, Beretta's partially to blame, if you need the shortest stop to work, you would ne...
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Most Recent Reviews
This stock is high quality and pretty easy to install. It is a better priced alternative to the chisel machine stock. It's actually easier to adjust then the chisel machine.
Most Recent Reviews
Installed on my A300 Ultimate Patrol after I had already purchased a mesa tactical urbino stock. The adjustable length of pull on this stock is a must. The adjustable cheek rest makes sure that no matter what notch you have the stock set, you’ll be a...
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Product Info for Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock

This high-quality adjustable stock is the perfect addition to your Beretta A300. It's many precise adjustments will give you a custom fit and feel to your Beretta Shotgun. Shoot in complete comfort with Black River Manufacturing patented SHOCK FORCE recoil systemimage

Specifications for Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock:

Manufacturer: Black River Manufacturing
Gun Model: Beretta A300
Gun Make: Beretta
Gun Type: Shotgun
Hand: Ambidextrous

Features of Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock

  • 6 position adjustable stock for precise length of pull
  • 5 position adjustable cheek comb for precise sight alignment
  • AR style buffer tube
  • Rubber overmolded pistol grip
  • Ambidextrous QD Swivel sockets
  • SHOCK FORCE recoil system (stiff spring tension)
  • QD sling swivel

Package Contents:

  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock

Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock Orderable Models

List of Orderable Models

  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, FDX, BRPTACSFDX , MPN: BRPTACSFDX , UPC: 810159632423 , Code: 4ZK-SSC-BR02CS-BRPTACSFDX
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, FDE, BRPTACSFDE , MPN: BRPTACSFDE , UPC: 810159632393 , Code: 4ZK-SSC-BR02CS-BRPTACSFDE
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, Gray, BRPTACSGR , MPN: BRPTACSGR , UPC: 810159632416 , Code: 4ZK-SSC-BR02CS-BRPTACSGR
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, Carbon Fiber, BRPTACSCF , MPN: BRPTACSCF , UPC: 810159632430 , Code: 4ZK-SSC-BR02CS-BRPTACSCF
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, Walnut, BRPTACSWAL , MPN: BRPTACSWAL , UPC: 810159632447 , Code: 4ZK-SSC-BR02CS-BRPTACSWAL
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, OD Green, BRPTACSOD , MPN: BRPTACSOD , UPC: 810159632409 , Code: 4ZK-SSC-BR02CS-BRPTACSOD
  • Black River Manufacturing Elite Beretta A300 Collapsible Shotgun Stock, Black, BRPTACSBK , MPN: BRPTACSBK , UPC: 810159632386 , Code: 4ZK-SSC-BR02CS-BRPTACSBK
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Last updated 2026-06-29 UTC.