Product code:
In Store
  • Tri-Barrel Hop-Unit
  • Full Automatic Shotgun
  • High Quality Construction

An Airsoft shotgun with a secret or three up it's barrel, this Tokyo Marui designed Airsoft replica of the AA-12 is a fully automatic electric Airsoft Gun, with 3 individual barrels which fire simultaneously with every trigger pull. 

Full description


An Electric Powered Airsoft AEG with a difference, not only is it a shotgun, but each barrel fires simultaneously, making it a fully automatic Airsoft Shotgun. The weapon is a replica of the AA12, also known as the Auto Assault Shotgun is a reduced Recoil Fully Automatic Shotgun, seen in many video-games and films, such as 'Battlefield 4', and used by Terry Crews with great effect in 'The Expendables'. The Airsoft Equivalent is one of the most impressive weapons to date, created by Tokyo Marui with all the latest top-quality technology, featuring a Full Polymer Main Body, with an Alloy Metal Inner Frame, Trigger, Fire Selector, Sights and Outer Barrel. The weapon's most impressive feature is it's tri-barrel hop-up design, with each barrel featuring its own adjustable hop up, making the gun not only tri burst, but have great range as well. The weapon comes with a 90 round magazine, allowing you to fire up to 30 shots before reload, and is of a mid-cap design. There weapon's body comes designed with Knurled Grip sections on the Front of the Body and Magazine giving the user maximum grip on the weapon when firing, as well adding a pinch of flair to the body. The weapon's battery compartment is at the rear of the weapon, leaving plenty of space for Batteries. The weapon incorporates Front and Rear Iron sights, as well as Sling Loops, allowing you to lower the weapon when not in use. This weapon is truly unique, and is just about the right purchase for any Airsoft Skirmisher, being one of the best engineered products in the Industry, offering spades and spades of Marui Magic and Wizardry.


  • Tri Shot AEG
  • Semi and Full Auto
  • 3 Individual Hop Units
  • Fires 3 Rounds From 3 Barrels
  • FET Fitted
  • Large Rear Battery Compartment
  • Blade Fuse In Battery Compartment
  • 90 Round Magazine
  • Polymer Body with Metal Frame and Components
  • Front and Rear Iron Sights
  • Front and Rear Sling Points
  • Knurled Grip Sections on Front of the Body and Magazine
  • Incorporates Marui Magic
  • Branded:
    • 'AA-12 Sledgehammer' on Charging Handle
    • 'AA12' on Stock
    • 'SLEDGEHAMMER' on Magazine

Package Includes:

  • AA-12 Sledge Hammer Automatic Electric Shotgun
  • Magazine
  • Instruction Manual

Special Instructions:

Please note that as each time the trigger is pulled 3 BB's are fired, this may be a problem with some Semi-Auto Only Airsoft Skirmish Sites, please call ahead to avoid disappointment.

Due to the complexity and proprietary nature of the internals of this weapon we highly recommended that this weapon is left fully stock, and no attempt is made to 'upgrade' it as this will cause catastrophic and irreversible damage that can not be covered by manufacturers warranty



Weapon Type
Over 18
Defence / UKARA Required
Yes, No,
FPS (Feet Per Second)
270fps, using 0.20g BB
Included Items
  • Magazine
  • Instruction Manual
Skill Level
Experienced Player

Weight and Dimension

Weight (KG)
Approx. 4.14kg
Length (Extended)


Primary Colour
External Construction
Polymer , Alloy ,
Internal Construction

Weapon Specific

Powered By
Weapon Platform
Magazine Style
Fire Selector
Semi Automatic
Full Automatic
Shooter Configuration
Right Handed
Weapon Configuration
Weapon Scale
Suggested BB Weight


Hop-Up Unit
Hop-Up Adjuster
Hop-Up Location
3 Individual Hop Ups, accessible behind the dust cover


  • Fixed Stock
  • Ambidextrous Charging Handle
Rail System
Sight Type
Aperture Iron Sight
Sling Options


Outer Barrel Length
Outer Barrel Thread Direction
Inner Barrel Length

Magazine Specific

Magazine Type
Medium Capacity
Magazine BB Capacity
Approx. 90 Rounds
Magazine BB Fill Method
Speed Loader
Magazine BB Fill Location

Electric Gun Specific Information

Gearbox Wiring
Rear Wired
Battery Specific
Suggested Battery
Suggested Battery Type
Suggested Battery Configuration
Suggested Battery Voltage

Product Testing Data

Test Description
Using 0.20g bb
Test Date

Delivery & returns


1 - Deliveries
2 - Returns

1 - Deliveries

We are proud of our rapid delivery which, comprises of Royal Mail 1nd class recorded and courrier next working day to mainland UK. We also ship to EU countries; Scottish Highlands and Islands which are a minimum of a two day service and are shipped by land / sea. Our deliveries are made by DPD and Royal Mail recorded 1st or 2nd class signed for, and Royal Mail Standard.

We deliver from Monday to Friday, and Saturday with a special service. If more than 7 days have passed since we confirmed dispatch and your order has not arrived, then please call our Customer Care team on 01484 644709. If we don’t have stock of an item then we will call and email you letting you know that it is out of stock, and we will send it to you as soon as stock becomes available. If you want to cancel any item/s that are out of stock once order you can. For most UK deliveries postage & packing is based upon the value, size and weight of your order.

We always look to fulfil every order in full on time, but on the odd occasion an  item is missing we will attempt to contact you prior to shipping. If your order is a Next Day service, and we cannot contact you, we will refund the missing item(s), and ship the rest of the order immediately.

Upon signing for the delivery you are accepting the correct delivery for your items, however, we do understand that you might not be able to open your package straight away so you have up to 48 Hours to advise us of missing / incorrect items.

Please note we do not compensate in any way for time spent waiting in for deliveries that do not arrive, we do however accept that in life, mistakes and circumstances happen that can unfortunately mean that your item may not be delivered next day as requested e.g. bad weather, computer error etc. If such mistakes do occur we will refund your postage charge in full and by agreeing to the previous sentence and proceeding with the order you accept that we have done everything we can to help you obtain the package.

For orders outside of the UK Mainland please specify your location when calculating postage. 

For all international orders there may be an additional postage charge on top of that quoted. You will be contacted if this applies for your order. If the postage costs are too high, you may cancel your order at any time prior to dispatch.

For more information relating to Deliveries please see our Delivery Information.

2 - Returns

You can cancel any order that has not been dispatched. Please call our Customer Care team on 01484 644709 between 9:30am and 5:00pm or log onto the website and check the status of your order in your account.

If you do want to arrange the return of an item, simply call our friendly Customer Care team on 01484 644709 from 9:30am to 5:00pm and they will explain how to return the items.

If you are returning a product because it is faulty or something is wrong then we will pay for it to be returned to us. The Customer Care Team will arrange for cost you incur to be refunded.

Any none faulty return must be shipped back in full re-saleable order with original undamaged packaging.

You can return any item for any reason whatsoever, even if you have just changed your mind, within 14 days of receipt of the order. This is in addition to your rights under the Consumer Protection (Distance Selling) Regulations 2000.
We want you to be absolutely happy with our products and services, so we provide the simple Patrol Base guarantee:  if on receiving your item you are unhappy with your item for any reason then simply send it back to us. We will replace or refund the item.

This guarantee ensures that if you are unsure about what you are purchasing you have the peace of mind of knowing that we are here to help. In addition, if you decide that you made a mistake or you change your mind then please send the goods back within 14 days of receipt. Sadly, this can only apply to standard range products; we cannot accept back any item that has been made to order i.e. Two Tone Airsoft equipment.

Upon signing for the delivery you are accepting the correct delivery for your items, however, we do understand that you might not be able to open your package straight away so you have up to 48 Hours to advise us of missing / incorrect items.
If you do decide to return anything for whatever reason then please contact for a copy of our returns form.

If you do send goods back for any reason other than a fault you will normally be asked to pay the carriage charges, we would just have to recover the costs in our prices. We would rather be completely straight with you, keep our prices as low as possible, and just ask you to pay if you choose to return anything.

For more information relating to returns please see our Returns Policy Page.

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