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Specna Arms M4 AEG Rifle EDGE Series M4 MLOK PDW SA-E21 Grey

Specna Arms
SA-E21 Grey



Specna Arms M4 AEG Rifle Rock River Arms Licensed EDGE Series M4 MLOK PDW SA-E21 Grey

The Specna Arms M4 AEG Rifle Rock River Arms Licensed EDGE Series M4 MLOK PDW SA-E21 Grey is a remarkable airsoft replica that combines exceptional craftsmanship with advanced features, making it a top choice for both seasoned veterans and newcomers to the airsoft world. This EDGE™ series replica, created by Specna Arms, is designed to exceed your expectations and provide an outstanding airsoft experience right out of the box.

The attention to detail is evident in every aspect of this replica. The body boasts a durable Nano Coating finish, protecting it from scratches and ensuring long-lasting performance. With Specna Arms markings and an individual serial number, you can trust the authenticity and quality of this replica. The QD pistol grip offers easy access to the motor without the need for tools, while the double-sided tactical sling swivel enhances its tactical versatility.

Equipped with a free-float handguard in the M-LOK mounting system, this replica allows for the attachment of various tactical accessories such as flashlights, grips, laser sights, and optical sights. The foldable iron sights on the top of the replica provide a reliable backup aiming solution. Furthermore, the factory-fitted MOSFET X-ASR module, a result of collaboration between Specna Arms and Polish GATE, ensures safety, improves trigger response, and extends the lifespan of the electronics and battery. The integrated status diodes enable easy diagnosis of basic malfunctions within the replica.


  • High-quality craftsmanship and attention to detail
  • Nano Coating finish for scratch resistance
  • Specna Arms markings and individual serial number
  • QD pistol grip for easy motor access
  • Double-sided tactical sling swivel
  • Free-float handguard with M-LOK mounting system
  • Foldable iron sights
  • Factory-fitted MOSFET X-ASR module for enhanced performance and safety
  • Internal precision barrel with 6.03mm diameter for high accuracy
  • New Hop-Up rotary chamber for precise BB spin adjustment
  • ESA™ Quick Spring Change System for rapid power adjustment
  • ORION gearbox with reinforced frame and high-grade components
  • Included Mid-Cap S-MAG magazines for seamless feeding
  • Telescopic metal stock with anti-slip polymer stock pad


Length 800mm - 885mm (Adjustable)
Weight 2630g