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  • Tri-Burst Shotgun
  • SGA Style Body Kit
  • Many Variant Options

A Pump Action Tri-Burst 6mm Airsoft BB Shotgun, which is part of the CYMA 355 Shotun Range, which is based on the M870 Shotgun.

Full description


The Shotgun features a Tri-Burst Internal Design, meaning that for each Pump and Trigger Pull Three BBs are Fired, giving the weapon a Spread to simulate a real Shotgun. The Full Metal Variant of this shotgun is constructed with an Alloy Receiver, Shell Window Cover, Outer Barrel, Mock Loading Tube, Mock Ejection Port Cover, Trigger, Trigger Guard, and Polymer Stock, Grip, and Internals with a Rubberised Butt Plate, with the Polymer Variant Featuring a Plastic Receiver. The shotgun features an SGA Style Custom Stock and Handguard Design, rarely seen on other shotguns, giving the Shotgun a unique look and feel compared to other Shotguns. The Long Variants of the Shotgun feature Adjustable Rear Ironsight for Windage with a fixed front Ironsight, and the Standard Variants feature a  features a removable Front Mock Light Enhancing Ironsight, and a Trigger Lock Safety to prevent accidental shots. The weapon is compatible with a wide range of Slings, with an Ambidextrous Rear Loop, and Front Swivel Sling Mount, making it great for both Left and Right Handed Shooters. The Stock features a textured grip, as well as a rubberised butt stock plate to prevent slippage. The Pump features Hand Stops, allowing the user to quickly identify where they are holding the Pump, and to help prevent their hands slipping off and reaching the end of the barrel. This shotgun is perfect for those Airsoft Skirmishers who are looking for a new Shotgun to add to their collection, or for those who are looking for a more unique piece, or for someone who wants to keep something handy for close encounters.


  • Part of the CYMA CM.355 Pump Action Shotgun Range
  • M870 Base Shotgun with SGA Style Custom Stock and Handguard Design
  • Tri-Burst Shotgun Design, Firing 3 Shots Per Pump
  • Perfect Backup or Primary Weapon
  • Large Textured Shotgun Pump
  • Pump Features Front / Rear Handstops
  • Textured Shotgun Grip
  • Spring Loaded Shell Window Door
  • Chrome Mock Shell Ejection Port Cover
  • Removable Mock Light Enhancing Ironsight
  • Trigger Lock Safety
  • Adjustable Stock Spacers
  • Full Stock Design
  • Front Swivel Sling Loop
  • Rear Stock Ambidextrous Sling Strap Loop
  • Shells and Speed Loader Included

Package Includes:

  • CM.355 Tactical M870 Operators Shotgun
  • Instruction Manual
  • Shotgun Shell
  • Speed Loader



Weapon Type
Over 18
Defence / UKARA Required
FPS (Feet Per Second)
270fps, using 0.20g BB
Site Legal
Included Items
  • Instruction Manual
  • Speed Loader
  • Shell
Skill Level
Regular Player
Do not Multi-Rack


Primary Colour
Black, Tan ,
Secondary Colour
External Construction
Polymer , Alloy ,
Internal Construction
Polymer , Alloy ,

Weapon Specific

Powered By
Weapon Platform
Magazine Style
Fire Selector
Safety Features
Trigger Lock
Shooter Configuration
Weapon Configuration
Pump Action
Weapon Scale
Suggested BB Weight


Hop-Up Unit


Fixed Stock
Rail System
Stock Setting
Stock Positions
1 Position
Sight Type
Light Enhancing Open Iron Sights, Open Iron Sight,
Sling Options

Magazine Specific

Magazine Type
Shotgun Shell
Magazine BB Capacity
Approx. 30 Rounds
Magazine BB Fill Method
Speed Loader
Magazine BB Fill Location

Shotgun Specific

Shotgun Load Style
Barrel Configuration

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.

Alternatively you can get in touch with us via our Contact Us Page.

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 get in touch with us via our Contact Us Page 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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