VFC KAC Licensed L403A1 KS-1 GBBR

VFC KAC Licensed L403A1 KS-1 GBBRFeatures: Complete Reproduction: A faithful reproduction of the British Army's new generation standard rifle. Barrel: Made from a single piece of machined aluminum alloy, featuring KAC's patented "Dimpled Heavy Barrel". Handguard: Aluminum alloy URX6 handguard with a sturdy and authentic locking mechanism for a rock solid fit. Bolt: A newly designed steel machined bolt that provides easy maintenance. Fire Control System: Equipped with a durable steel

Features:

• Complete Reproduction: A faithful reproduction of the British Army's new generation standard rifle.
• Barrel: Made from a single piece of machined aluminum alloy, featuring KAC's patented "Dimpled Heavy Barrel".
• Handguard:  Aluminum alloy URX6 handguard with a sturdy and authentic locking mechanism for a rock-solid fit.
• Bolt: A newly designed steel machined bolt that provides easy maintenance.
• Fire Control System: Equipped with a durable steel fire control system.
• Hop-Up: A newly designed steel TDC Hop-Up unit that is reliable and can be precisely and quickly adjusted using the VFC Next Generation AR GBB HOP Adjust Tool Set (sold separately)
• Controls: Includes ambidextrous charging handle, bolt release, magazine release, and fire selector.

Specification:

• Cal: 6mm BB
• Product Include: KAC L403A1 GBB x1, 30 Rounds V MAG x1.
• Weight: 2730g      
• Length: 790mm~870mm
• Inner barrel length: 330mm  
• Capacity:  30 Rounds  
• Muzzle Velocity: 120 M/S
• Energy: 1.4J

The Cutting Edge of British Small Arms Modernization

The L403A1 is the centerpiece of the UK Ministry of Defence’s Project Hunter, selected as the next-generation standard rifle for the British Army, Army Special Operations Brigade (ASOB), and Royal Marines Commandos. Based on Knight’s Armament’s KS-1 (an advanced iteration of the SR-16), the rifle features a 13.7-inch dimpled heavy barrel, URX-6 free-float handguard, and the proven Stoner internal piston gas system paired with the enhanced E3 bolt—offering improved reliability, modularity, and control under demanding field conditions.

The AIW system integrates a Vortex 1-10x LPVO, Aimpoint ACRO P-2 red dot, QDC/MCQ-PRT suppressor, reinforced cold-weather trigger guard, and fully ambidextrous steel controls including the selector, mag and bolt releases, and charging handle. Weighing approximately 3.1kg unloaded, the rifle is supported by UK-based prime contractor Edgar Brothers, who oversee component integration and delivery. It is now actively being fielded by the British Army, including special operations units and the Royal Marines’ reconnaissance and strike companies, replacing legacy L85A3 and L119 platforms.

The L403A1 marks a return to the AR-platform as a frontline standard, setting the stage for the UK’s infantry modernization. With plans to procure over 10,000 rifles in the next decade, the L403A1 is set to become the core weapon system for British forces engaged in high-intensity, joint-force operations.

• Fully Ambidextrous Controls × All-Steel Reinforced Accessories

  
  

The newly released KAC L403A1 GBBR comes build-in with a fully ambidextrous control layout, including the magazine release, bolt catch, fire selector, and charging handle—all designed for seamless operation by both left- and right-handed users. In addition, key accessories throughout the rifle are constructed from steel, significantly enhancing durability, structural integrity, and overall handling quality—delivering an authentic, military-grade experience.

• The All-New EVO AR GBB System Has Arrived

VFC’s AR series has officially evolved into the EVO AR GBB SYSTEM, building upon the proven reliability of the V3 platform with major upgrades focused on the upper receiver. Key improvements include a newly designed steel bolt carrier equipped with integrated gas relief ports—delivering enhanced gas flow stability and increased durability. The HOP-UP adjustment system has also been refined, with steel TDC Hop-Up unit and easy adjustment ensuring greater shot-to-shot consistency and accuracy during sustained fire. Together with the newly released V4-spec magazine, this upgrade marks a significant leap forward in performance and handling, offering a more refined and realistic GBB shooting experience.

The VFC AR GBBR system has entered a new upgrade with the official debut of the EVO AR GBB SYSTEM, launched with the L403A1 GBBR!
This latest evolution not only enhances overall performance but also significantly improves shooting stability and simplifies the disassembly of key components—designed with both realism and maintenance in mind.
The update is first applied to KAC’s latest model, embodying VFC's relentless pursuit of excellence.
Stay tuned for more upcoming releases in the AR GBB series—offering even greater realism and reliability in every shot!