Our expert's opinion

" I find this HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica particularly well-designed for CQB, with a compact format, a solid handling feel, and a very interesting multi-BB effect for close-range engagements. I also appreciate the MTW platform and the trigger-accessible adjustments, which make the whole setup both practical in the field and consistent for players looking for a fully developed HPA platform without going for an overly bulky model. "
Alexandre
Community manager chez OPS
Description
The HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica, a compact multi-BB shotgun platform for CQB
The HPA MTW Genesis Arms Gen-12 SBS replica by Wolverine Airsoft is an HPA airsoft shotgun designed for close-quarters engagements. Built on the MTW platform and equipped with the HAVOC 6 HPA system, it fires 6 BBs per shot in semi-automatic, burst or automatic mode, with a rate of fire of up to 6 shots per second. It targets CQB players looking for a multi-BB spread effect in a manageable format, without compromising build quality or field adjustment precision.
A compact metal build designed for close-range gameplay
The Gen-12 SBS body is fully CNC-machined from aluminium, including the upper and lower receiver. The 7" aluminium handguard features M-LOK slots on the sides and underside, allowing tactical flashlights, foregrips and other CQB-oriented accessories to be mounted. A Picatinny rail runs the full length of the top surface to the rear of the receiver, providing a continuous mounting surface for optics and sights. The stock and A2-style grip are polymer. Weighing 2,160 g and measuring between 680 and 760 mm depending on configuration, the replica remains compact and well-balanced for indoor or confined-space use.
The HAVOC 6 engine and Spartan Control Board electronics
The Gen-12 SBS is built around the HAVOC 6 HPA system, Wolverine Airsoft's proprietary technology, paired with the Spartan Control Board electronics. This integrated FCU allows firing modes, rate of fire and dwell to be adjusted directly via the trigger, with no external tool or remote interface required. The ambidextrous fire selector provides access to safe, semi-automatic, burst and automatic modes. The replica also features an empty magazine detection system, which automatically stops firing when the magazine is empty. The adjustable hop-up is compatible with standard AEG hop-up buckings, making maintenance and tuning straightforward without the need for proprietary parts.
The SBS version of the Gen-12 platform: 6 BBs, compliance and versatility
The Gen-12 SBS differs from the full-size Dracarys Gen-12 version through its shortened format and its reduced BB count of 6 per shot instead of 8. This makes it easier to comply with fields that enforce energy-per-shot limits, while retaining the spread effect characteristic of airsoft shotguns. The internals are comparable to those of the Dracarys Gen-12 2026 Edition. The replica is produced under an official Genesis Arms license. The lower receiver is designed to accept PDW stocks, and compatibility with MTW-spec accessories ensures long-term upgradability. The spikes choke flash hider is included as standard.
Frequently asked questions (FAQ)
- How does the firing system work on the HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica?
This replica runs on compressed air (HPA) via the integrated HAVOC 6 HPA system on the MTW platform, instantly propelling 6 BBs per shot. It offers multiple firing modes (safety, semi-automatic, burst and automatic) with a rate of fire of up to 6 rounds per second.
- What types of magazines and internal parts are compatible with this replica?
The HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica is exclusively compatible with MTW-spec .308 magazines holding 140 BBs, featuring mechanical empty magazine detection. Internally, its adjustable hop-up chamber accepts standard AEG hop-up rubbers, and its architecture remains open to MTW-spec accessories as well as PDW stocks.
- How are the electronic settings adjusted in the field?
Settings are adjusted directly via the trigger using the Spartan Control Board electronic card acting as the FCU. This system allows quick adjustment of the rate of fire, firing modes and dwell without any external tools.
- What materials are used in the external construction of this model?
The body (upper and lower receiver) as well as the 7-inch handguard are CNC-machined aluminium for excellent structural durability. The A2-style grip and adjustable stock are made from polymer, keeping the overall weight down to 2160 g.
- What type of gameplay environment is this SBS model recommended for?
With its compact overall length of 680 mm to 760 mm and its short 7-inch handguard, it is particularly optimised for CQB and close-quarters engagements. Its 6-BB spread per shot delivers immediate saturation capability while making it easier to gain access to airsoft fields compared to versions firing 8 BBs.
- What accessories can be mounted on the HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica?
It features a continuous top Picatinny rail extending to the rear of the body for mounting optics, along with lateral and bottom M-LOK slots on the handguard for tactical accessories. The rear of the polymer stock also includes dedicated attachment points for fitting a sling.
- What is included in the box at purchase?
The box includes the HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica along with one MTW-spec .308 140-BB magazine. The manufacturer also provides a set of spare seals, an Allen key for adjustments, a user manual and a patch.
Product content
1 x HPA MTW Genesis Arms Gen-12 SBS WOLVERINE AIRSOFT replica
1 x 140 BBs MTW-spec .308 magazine
1 x Patch
1 x User manual
1 x Set of seals
1 x Allen key
Features
- Shotgun replica
- Caliber 6 mm
- Propulsion HPA
- Shooting mode Safe / Semi-automatic / Burst / Automatic
- Length 680 mm / 760 mm
- Weight 2160 g
- Design CNC aluminum / Polymer
- Adjustable hop-up Yes
- Integrated tactical rail Picatinny / M-LOK
- Brand Wolverine Airsoft
Warning message
Important note concerning the use of this product : This product is a replica weapon intended for recreational use (role-playing games) known as "airsoft", the sale of which is prohibited to minors (under 18 years of age). By adding this product to your basket, you acknowledge that you are over 18 and that you are familiar with the basic safety rules for using this type of replica (wearing protective glasses and/or mask, suitable location, etc.).
Please note that the power ratings given for airsoft replicas may vary depending on supplier availability. We invite you to contact us for more details before your purchase in order to have a more precise measurement carried out by us. Consequently, OPS-Store cannot be held responsible for any discrepancies between supplier data and actual measurements.
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