RRA SA-C05 CORE Airsoft electric gun - Half-Tan

Specna Arms CORE Carbine Replica – Rock River Arms Licensed

Officially Licensed by Rock River Arms®

The CORE™ Series from Specna Arms features fully licensed markings of the renowned American firearms manufacturer – Rock River Arms®. Founded in 1996 in Colona, Illinois, RRA is a trusted supplier of high-performance AR-15 carbines to the DEA, FBI, and US Marshals. Now, you can experience the same look and feel in a durable, game-ready airsoft replica.

Lightweight Yet Durable Construction

The carbine replica is built with a high-strength nylon fiber reinforced polymer receiver, stock slide, SF stock, and pistol grip—providing low weight and high durability. The remaining components such as the metal barrel, RIS handguard, silencer, enlarged charging handle, and sling swivels offer realistic weight and strength. Steel parts include the screws, pins, shell ejection window, and mock bolt carrier.

ESA™ – Easy Spring Access System

Adapt on the fly with Specna Arms’ ESA™ Quick Spring Change System. Access and swap the main spring in under a minute—no tools, no gearbox disassembly. This feature is especially valuable for players needing to meet local FPS limits for indoor or outdoor games.

• Stock slide detaches to access spring
• Includes M90 spring for ~310 FPS CQB setup
• Default spring provides ~380 FPS for outdoor use

Battery & Power Compatibility

The replica is fully compatible with LiPo and LiFe batteries, ensuring flexibility and sustained performance across various conditions. The included charger and battery get you started right out of the box.

Reinforced Gearbox & Durable Internals

Internally, the replica is equipped for long-term reliability:

• 8 mm slide bearings
• Shimmed steel gear set
• Polycarbonate piston with full steel tooth rack
• Type 1 cylinder
• Steel circuit-breaker
• Four anti-reversal latches
• Compatible with springs up to M140

Precision Barrel & Rotary Hop-Up

Enjoy enhanced range and accuracy with a 6.03 mm precision inner barrel paired with a precisely made rotary Hop-Up chamber. This combo delivers excellent performance—ideal for competitive play. For optimal results, use high-quality 6 mm BBs.

RIS Rail System & Adjustable Stock

• 22 mm top RIS rail with flip-up iron sights
• RIS handguard for mounting tactical accessories
• Extendable SF stock with anti-slip pad for custom fit
• 14 mm CCW threaded silencer

Complete Set Includes:

• Specna Arms CORE™ Carbine Replica
• Hi-cap magazine
• Fixed iron sights
• Additional M90 spring (~310 FPS)
• Battery
• Battery charger