Gun Auctions


Fedarm FBS-12 Semi-Auto Bullpup Shotgun – 12 Gauge

Dec. 14, 2022, 1:59 p.m. - Shotguns -
Listing Details

Item Description


The FBS-12 Bullpup 12 Ga. shotgun is a semi auto gas operated shotgun with polymer bullpup style body. The shotgun is chambered for 3” Magnum, though 3″ shells may not cycle, and has a 20” barrel with tube choke and a manual safety. Designed for tactical use with its AR platform 4140 steel barrel, this shotgun is made with performance and durability in mind.  Comes with padded factory hard case.

Features and Benefits

  • Semi-auto with 5+1 round capacity (10 round magazines now available)
  • Synthetic bullpup body for ergonomic low profile use. Perfectly balanced weight.
  • Flip up low-profile front and rear sights
  • 20” Barrel
  • choke set
  • 4140 steel barrel
  • Top rail for mounting optics

Each FBS Semi-Auto Shotgun comes with one 5 round magazine.

Note: The FBS 12 comes with a rubber end cap for the charging handle. This is only to be installed on the charging handle for safe transport, if you do not want to disassemble the charging handle.


Additional features compared to similar/Competitor products:
-The receiver/frame is thicker than our competition
-The trigger parts are machined from solid stock, not investment cast
-Our magazines are designed to work with both 2 3/4″ and 3″ shells, though 3″ shells may not cycle
-Gas system is rated for high brass, buckshot/slug. Spring and buffer system can handle high powered shells with no problem
-Our magazines work with those commonly available on the market for similar style shotguns. 10 Round high capacity magazines are available.

100% Satisfaction Guarantee on all FedArm products:
If you have any issues with the quality/fit/function of your shotgun upon purchase, FedArm will resolve any issues immediately through free repair or replacement. If you are not happy with the product, FedArm will pay to have it shipped back. FedArm strives for 100% customer satisfaction and will go out of its way to ensure only the top service for its dealers and customers.

Firearms have a 1 year from factory warranty against factory defects and issues, with free shipping. Post-warranty repairs will be done at or near cost, with some exceptions for abuse/damage/improper ammunition. Read owners manual before use.
We accept all credit cards. Note there is a fee of 2.8% for credit payments. We do not profit from this fee it is a service charge to us.  
We also accept many other common forms of electronic payments.  Details will be mailed after auction win on all the services we can support.
We also accept any personal check or bank check (please no money orders!) in the mail (please note there will be a delay for processing/clearing checks until payment is verified):


We appreciate all of our customers and our focus is to please each and every one!  As you can see from our 100% positive feedback on all the major gun auction sites, we have a great history of happy shooting customers!  Please feel free to contact us with any questions you may have about the item or process! If for any reason you are not satisfied with the service you receive from us please let us know so that we can make it right!  Please note we are a small business of 3 employees running the whole show and we make every effort to get your item shipped within 1-2 days but in peak rush times with bulk orders it can be longer.


If you are the winning bidder of this auction you will receive an email notice of all the forms of payment we accept. If your payment is not received within 7 business days of the invoice being sent we will assume you do not wish to finalize the transaction and therefore we will file a Non-Paying Member claim and re-list the item(s).

It is the buyer’s responsibility to ensure all items can legally be obtained & owned in your town/county/state BEFORE placing a bid. Buyers will be charged a 25% restocking fee for any order that is transferred and then returned due to non-compliance with state or local laws.

We do offer layaway plans limited to 8 weeks on some items, inquire for details.

After payment, if you have an FFL shop identified for your transfer, please email us their name and city and contact them to request they email their FFL license to (, so we can authorize your transfer and prepare to ship the gun.  If you do not have a shop identified, just send us a quick email and we can easily find a place close to your location with a lot of open hours and no limitations on firearm transfers.

Your item will typically ship within 2 days of payment receipt and FFL information, although we make every effort to get it shipped within a day.

Thank you much.

Darin / ECS Mgr

Purchasing a firearm online is easy!
You only need to send us 2 things:

       1. Payment for the item and
       2. A copy of a Federal Firearms License (FFL)
           from a licensed dealer in your state. You can 
           google search or try these search sites:


Extra Details

  • State Tax: $7.00
  • Publish date: Dec. 14, 2022, 1:59 p.m.
  • Expiring Date: June 7, 2023, 3:07 a.m.
  • Shipping Cost: $40.00

Seller Info

  • Shipping: Seller Will Ship!
  • Location: Florida
  • Listing ID: #13119

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