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Specna Arms Flex SA-F03 Carbine

Our Price

8371, 15981

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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?

  • Specna Arms F03 Flex
  • magazine
  • Additional M90 main spring
  • User’s manual
  • QC certificate


  • 6.03mm Inner Barrel
  • Full Polymer Construction
  • Rotary Hop-Up Chamber
  • Polymer Receiver w/ Nylon Fiber
  • Reinforced Gearbox
  • ESA System Inside (Easy Spring Access)
  • S-MAG Hi-Cap Magazine
  • M90 Spring Included for CQB FPS Regulations

Technical Specifications:

  • Model Number: SA-F03
  • Muzzle Velocity: 375 FPS (High Spring Installed) or 300 FPS (Low Spring Installed) with .20 gram BB's
  • Colors: Black/Tan
  • Battery Type: 9.6v Nunchuck Battery
  • Battery Connector: Mini Tamiya
  • Magazine: 300 Rd High Capacity Magazine
  • Gearbox: Version 2
  • Motor: Long Type
  • Barrel Diameter: 6.03mm
  • Barrel Length: 275mm
  • Barrel Thread: 14mm negative
  • Gun Length: 29 inches
  • Weight: 4.7 lbs


Q: What are the main components included with the Specna Arms F03 Flex?

A: The Specna Arms F03 Flex comes with several items: the F03 Flex itself, a high-capacity magazine, an additional M90 main spring for adjusting the muzzle velocity, a user’s manual, and a quality control (QC) certificate.

Q: What are the key features of the Specna Arms F03 Flex?

A: The F03 Flex boasts several notable features, including a 6.03mm inner barrel, full polymer construction for durability, a rotary hop-up chamber for improved accuracy, a polymer receiver reinforced with nylon fiber, and an ESA (Easy Spring Access) system for quick spring changes. It also includes a high-capacity S-MAG magazine.

Q: What are the technical specifications of the Specna Arms F03 Flex, such as muzzle velocity and magazine capacity?

A: The Specna Arms F03 Flex has a muzzle velocity of 375 FPS with a high spring or 300 FPS with a low spring (M90) using 0.20 gram BBs. It features a 300-round high-capacity magazine. Other technical specs include a Version 2 gearbox, a long-type motor, a barrel diameter of 6.03mm, a barrel length of 275mm, and a 14mm negative barrel thread.

Q: What type of battery and connector does the Specna Arms F03 Flex use?

A: The F03 Flex is designed to be powered by a 9.6v Nunchuck battery. It utilizes a Mini Tamiya connector for battery connections, which is a common standard in airsoft guns.

Q: What color options are available for the Specna Arms F03 Flex?

A: The Specna Arms F03 Flex is available in two color options: Black and Tan. These options offer versatility for different environments and personal preferences in aesthetics.

About the Specna Arms F03 Flex Airsoft Gun

The Specna Arms F03 Flex, represents a significant entry in the airsoft market, particularly for beginners. This model stands out for its blend of user-friendly features and robust construction, making it an excellent choice for those just starting their journey in airsoft.

Key among its features is the full polymer construction, which ensures the F03 is both lightweight and durable. This balance is crucial for new players who may not be accustomed to the heft and handling of airsoft guns. The polymer build is complemented by a nylon fiber-reinforced polymer receiver, enhancing its durability without adding unnecessary weight. This construction makes the F03 Flex easy to handle during extended periods of play, a feature particularly beneficial for beginners.

The 6.03mm inner barrel and rotary hop-up chamber are significant features that contribute to the F03's accuracy and consistency in shooting. For newcomers to airsoft, having a reliable and accurate gun is vital for a positive experience, and the F03 Flex delivers in this regard. The inclusion of an ESA (Easy Spring Access) system is a standout feature, allowing players to quickly and easily adjust the gun's power by changing the spring. This flexibility is especially useful for beginners who might be playing in different environments with varying FPS (Feet Per Second) regulations.

The Specna Arms F03 is equipped with a high-capacity 300-round S-MAG magazine, which is more than sufficient for extended gameplay and reduces the need for frequent reloading. This high-capacity magazine is another beginner-friendly feature, as it allows new players to focus more on their gameplay and less on the mechanics of reloading.

Regarding performance, the F03 Flex offers a muzzle velocity of 375 FPS with the high spring installed and 300 FPS with the low spring (M90), using 0.20 gram BBs. This range makes it versatile for both outdoor and CQB (Close Quarters Battle) environments. The gun's total length of 29 inches and a weight of approximately 4.7 pounds strike a good balance between size and manageability, suitable for players of various builds and strengths.

Finally, the F03 Flex's aesthetics are not to be overlooked. Available in both Black and Tan, these color options not only offer a choice for personal preference but also provide versatility for different playing environments.

In summary, the Specna Arms F03 Flex is an excellent beginner airsoft gun. Its combination of user-friendly features, robust construction, and versatile performance make it a top choice for newcomers to the sport. Its ease of handling, reliability, and adjustable power settings ensure that new players can grow with the gun as they become more experienced in airsoft.

Product Manual

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