Mk5 Thunderflash

A hugely popular distraction device designed for tactical training, Mil-Sim and combat games field simulation. A firm favorite in the UK and Europe within the Airsoft community, allowing a cost-effective realism that has been specifically designed for active gameplay, with safety at the heart of its design. A friction product with the igniter head located under the twist-off safety cap.
Common Uses: Field Use, Combat Simulation
Mk5 Thunderflash

How to Purchase Mk5

The Mk5 is a Combat Field and Training product. It is not available for general use. Wholesale and field enquiries welcome. Worldwide shipping available for bulk orders. Not available in North America.
Distributed From: UK, Europe


Fuse Delay (± 1s)


Product Diameter


Product Length


Noise Level (at 10m)


Total Weight (± 10g)


Net Explosive Content


Safety Distance




Minimum Purchase Age

Safety Information

When ignited, the Mk5 Thunderflash will produce a bang effect, and create a white flash.
  • Safety distance = 10m
  • For outdoor use only
  • Use gloves and eye protection

Environmental Impact

Designed with biodegradable materials, minimizing its impact on the environment.
  • 99.5% biodegradable
  • Low CO2 output
  • Clean composition

Mk5 Thunderflash FAQ

Frequently asked questions about the Mk5 Thunderflash.

The product must be held to ignite, but then thrown. Never put any part of your body near the ignition point.
No, the Mk5 should only be used outdoors with the land owner’s permission

The Mk5 is 115-120dB at 10m.

Twist off the cap and strike it against the fuse to ignite.
The Mk5 Thunderflash is 99.5% biodegradable.