Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 3 — The Knight’s Stoner 1 (KS-1) rifle comes with advanced optical and thermal sights as well as suppressor (silencer) systems (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 1 — It is already in service with the Royal Marines and was tested on exercise in Norway earlier this year (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 2 — The L403A1 will supplement the current rifle used by soldiers and marines (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 1 — The AIW system is being delivered by Macclesfield-based company Edgar Brothers (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 4 — The rifle's dimpled barrel is cold hammer forged making it extremely strong, while its suppressor can handle extremely high temperatures (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 2 — The Ranger Regiment, as a key component of the Army Special Operations Brigade (ASOB), will receive the AIW later this year (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 5 — The L403A1 is a high-performing modern development of the ArmaLite Rifle (AR) (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 6 — As an AR-type platform, it shares much in common with the rifle systems used by many of the UK's allies (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 3

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 1

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 2

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 1

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 4

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 2

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 5

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 6

Weapons and Kit

In pictures: Up close with the Royal Marines and British Army's new assault rifle - Knight's Stoner 1

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 3 — The Knight’s Stoner 1 (KS-1) rifle comes with advanced optical and thermal sights as well as suppressor (silencer) systems (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 1 — It is already in service with the Royal Marines and was tested on exercise in Norway earlier this year (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 2 — The L403A1 will supplement the current rifle used by soldiers and marines (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 1 — The AIW system is being delivered by Macclesfield-based company Edgar Brothers (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 4 — The rifle's dimpled barrel is cold hammer forged making it extremely strong, while its suppressor can handle extremely high temperatures (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 2 — The Ranger Regiment, as a key component of the Army Special Operations Brigade (ASOB), will receive the AIW later this year (Picture: MOD).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 5 — The L403A1 is a high-performing modern development of the ArmaLite Rifle (AR) (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 6 — As an AR-type platform, it shares much in common with the rifle systems used by many of the UK's allies (Picture: Royal Navy).

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 3

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 1

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 2

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 1

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 4

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Ranger Regiment 070923 CREDIT MOD 2

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 5

Knight’s Stoner 1 (KS-1) rifle (designated L403A1) Royal Marine Commando Forces 070923 CREDIT ROYAL NAVY 6

Take a closer look at the latest assault rifle available to UK military personnel.

The Knight's Stoner KS-1 rifle - also known as the L403A1 - will be available to the Army Special Operations Brigade and Royal Marine Commandos.

The weapon has advanced optical sights and a signature reduction system to make UK troops harder to trace.

Click through the pictures above to see the rifle in detail.

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