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SA-J20 FLEX High Speed SMG
SA-J20 FLEX High Speed SMG

Specna Arms

SA-J20 FLEX High Speed SMG

Product Code: SPE-01-039598-00

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In stock | Usually dispatched within 24 hours
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The Specna Arms SA-J20 FLEX™ High Speed is a lightweight and compact submachine gun replica designed for domination in close-quarters combat (CQB) scenarios. Inspired by the PPK-20 submachine gun, this airsoft SMG prioritizes maneuverability and customization for a competitive edge.

Built for Speed and Agility

  • High-speed gearbox: Unleash a rapid fire rate of 30 rounds per second, perfect for overwhelming opponents in tight spaces.
  • Compact design: Navigate through buildings and around obstacles with ease thanks to the lightweight and maneuverable frame.

Adaptability at Your Fingertips

  • M-LOK handguard with RIS rails: Attach your preferred accessories like grips, lasers, and flashlights for a personalized playstyle.
  • Folding and adjustable stock: Customize the length for different CQB situations and enhance comfort during extended gameplay.
  • Ambidextrous controls: Left or right-handed, the SA-J20 FLEX accommodates all firing positions.

Performance Beyond Expectations

  • ESA2 quick-change spring system: Effortlessly adjust your AEG's power to match field regulations or environmental conditions.
  • Programmable ETU: Fine-tune fire modes for binary trigger pulls, 3-round bursts, and pre-cocking to optimize your firing style.
  • Accurate inner barrel: Deliver consistent and precise shots with the 6.02mm precision barrel.

Durable Construction for Long-Lasting Performance

  • Reinforced polymer and metal construction: Ensures the SA-J20 FLEX can withstand the rigors of competitive airsoft.
  • Interchangeable magazines: Choose between 80 or 30 round magazines to adapt to various gameplay scenarios.


We will endeavour to despatch your package within 24 hours although at peak times this may take slightly longer. Orders for RIFs may take 48 hours as we test and chronograph each rifle before shipping.

Our couriers only deliver Monday to Friday between the hours of 8am and 6pm (0800 - 1800 hours) except for local and national holidays. We do not directly control the couriers and we cannot obtain a specific delivery time from them. Delivery may be delayed by extreme weather and events and again is out of our control and accept no liability for delays caused by this.

Cost of Delivery

The cost of delivery will be added to your order total. You can select your preferred method of delivery from the options displayed at the checkout. Please select the correct option for your country to ensure that your order is not delayed.

We reserve the right to adjust shipping methods and costs but this is usually done in your favour and you will be informed by email.

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