Flex F-01 M4 (X-ASR) (HT) | FREE Delivery over €50 (ROI)

Innovation meets performance in this advanced airsoft replica designed for dynamic gameplay.

The SA-F01 FLEX GATE X-ASR Carbine by Specna Arms features a factory-installed GATE X-ASR MOSFET, a result of a unique collaboration between a leading Polish electronics manufacturer and a renowned airsoft replica producer.

Key Features:

• GATE X-ASR MOSFET – Protects internals, improves trigger response, and includes LED diagnostics.  
• Durable Build – Nylon fibre-reinforced polymer body with metal barrel, flash hider, and steel components. 
• Quick Spring Change (ESA) – Easily swap springs to adjust FPS without tools. 
• 300 FPS (with included M90 spring).  
• Precision Internals – 6.03mm inner barrel, rotary Hop-Up, steel gears, and 8mm bearings.
• LiPo/LiFe Ready – Fully compatible with modern airsoft battery types.

For more information, please click on the Specifications tab.

Whether you're just starting out or looking for a reliable backup for close-quarters and field scenarios, the SA-F01 FLEX GATE X-ASR Carbine offers outstanding performance, resilience, and value. With cutting-edge electronics, easy spring adjustment, and high-quality materials, this replica is built to deliver in any airsoft environment.