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KWA Original AEG Variable Ava-4

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Free Shipping on Orders $200 or More ($9.99 for orders under $200)

Fox Airsoft offers a 30 day warranty and return policy.

What's Included? 

  • KWA Original AEG Variable Ava-4
  • Foregrip
  • Magazine

What you need to play:


  • Powered by KWA's upgraded v2.5+ gearbox with adjustable FPS
  • All KWA Original (KO) line airsoft guns feature new ultra-lightweight high density polymer receivers
  • Drop-in trigger ready, easily install your favorite MOSFETs or electronic triggers (not GATE ASTER compatible)
  • K.O.R.E. lightweight polymer M-LOK handguard and PTS Enhanced Polymer Flip-up sights
  • Rapid-deploy PDW stock
  • Ambidextrous and oversized controls, including selector switch, mag and bolt catches
  • Side-mounted charging handle allows easy hop access and can be mounted for right- or left-handed use without disassembly
  • KWA's new ergonomic and rugged nylon polymer pistol grip with custom texturing
  • High quality, full metal two port muzzle brake
  • One piece rotary hop up
  • Includes a KWA M-LOK slim vertical grip and 2x M-LOK rail sections

Technical Specifications:

  • Model Number: 105-02040
  • Muzzle Velocity: 330-370 FPS with .20 gram BB's
  • Colors: Black
  • Battery Type: 11.1v Lipo Battery
  • Battery Connector: Deans
  • Magazine: 80 Rd Mid Capacity Magazine
  • Gearbox: Version 2
  • Motor: Long Type
  • Barrel Diameter: 6.03mm
  • Barrel Length: ~160mm
  • Barrel Thread: 14mm negative
  • Gun Length: 24 inches
  • Weight: 4 lbs


Q: What distinguishes the KWA Original AEG Variable Ava-4 in terms of performance adjustment on the airsoft field?

A: The KWA Original AEG Variable Ava-4 stands out with its adjustable FPS gearbox, enabling players to precisely modify the muzzle velocity for optimal performance in varying engagement scenarios, from long-range to close-quarters combat.

Q: How does the Ava-4's construction contribute to its durability and performance in airsoft games?

A: Constructed with full-metal upper and lower receivers, the Ava-4 guarantees durability and reliable performance, ensuring it withstands the rigors of intense airsoft battles.

Q: What customization options are available with the Ava-4 to improve a player's tactical edge?

A: The Ava-4 offers extensive customization through its Picatinny rail system, allowing for the attachment of various accessories like optics, foregrips, and laser sights. It also features adjustable iron sights, a KWA M-LOK slim vertical grip, and 2x M-LOK rail sections for further personalization.

Q: What ergonomic features enhance the Ava-4's maneuverability and user control?

A: Its ergonomic design includes a retractable stock for adjustable comfort, compact and lightweight structure for enhanced maneuverability, and ambidextrous controls. The ergonomic nylon polymer pistol grip improves handling, ensuring players can maintain accuracy and control.

Q: What are the essentials needed to use the KWA Original AEG Variable Ava-4?

A: To use the KWA Original AEG Variable Ava-4, players need an 11.1v Lipo Battery, Lipo Smart Charger, and BBs, essential for powering the rifle and engaging in gameplay.

Q: Can you detail the Ava-4's specifications regarding its size, weight, and operational capabilities?

A: The Ava-4 features a retractable length from 21 1/4“ to 26“, a height of 9“, and a weight of 5 lbs, making it compact and lightweight. It has an outer barrel length of 7“ and an inner barrel length of 7 1/4“, with a magazine capacity of 80 rounds. Powered by an 11.1v T-Plug battery, it operates within a 330-380 ADJ FPS range, supporting safe, semi-auto, and full-auto firing modes. Its high torque motor, PDW stock mod 1 style, adjustable hop-up, and KWA SOCOM muzzle brake enhance its firing efficiency and adaptability

About the KWA Original AEG Variable Ava-4

The KWA Original AEG Variable Ava-4 represents a significant leap forward in the airsoft market, thanks to its innovative adjustable FPS gearbox. This feature sets the Ava-4 apart, offering players unprecedented control over their airsoft rifle's performance. Whether engaging in long-range outdoor skirmishes or navigating the close quarters of indoor arenas, users can tailor the muzzle velocity of their shots to suit any combat scenario. This versatility ensures that the Ava-4 can be a player's go-to weapon regardless of the battlefield conditions, providing a tactical advantage that can be finely tuned to individual preferences and requirements.

Durability and reliability are at the core of the Ava-4's design. With its robust full-metal upper and lower receivers, the rifle promises longevity and steadfast performance in even the most challenging environments. This meticulous attention to construction quality ensures that the Ava-4 can withstand the rigors of intense airsoft engagements, making it a reliable choice for both seasoned veterans and newcomers to the sport. The ergonomic design further enhances its appeal, offering superior handling and maneuverability. The retractable stock, lightweight frame, and ambidextrous controls mean that the Ava-4 is not only easy to carry and maneuver but also adaptable to a wide range of player preferences and shooting styles.

Customization is another area where the Ava-4 shines. Equipped with a versatile Picatinny rail system, it allows for a broad array of attachments and accessories, enabling players to modify their rifle to match their tactical needs and personal style. From optics and foregrips to flashlights and laser sights, the possibilities are virtually limitless, allowing for a highly personalized airsoft experience. The inclusion of adjustable iron sights, a KWA M-LOK slim vertical grip, and additional M-LOK rail sections further expand the customization options, ensuring that players can equip their Ava-4 for optimal performance in any scenario.

In conclusion, the KWA Original AEG Variable Ava-4 is a formidable addition to the airsoft arsenal. Its adjustable FPS gearbox, durable construction, and extensive customization options make it a versatile and powerful tool on the airsoft field. Whether for competitive matches or recreational play, the Ava-4 offers a level of adaptability and performance that is hard to match, ensuring that players can approach every game with confidence and strategic flexibility.


Fox Airsoft offers a 30 day warranty and refund policy which you can read more about here


Product Manual

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