" The Specna Arms SA-E37 Edge Kestrel ETU stands out for its serious design, with a well-equipped metal/polymer base, programmable ETU Kestrel™ and quick spring change that make it more interesting than a standard AEG replica. I also appreciate the presence of two chargers in the box, T-DEAN connectivity and ambidextrous controls, which enhance its practicality knowing that I'm left-handed. "
Charly
Product Manager
The AEG SA-E37 Edge Kestrel ETU Specna Arms is an SR25 electric airsoft replica designed in collaboration with the Double Bell brand. This SA-E37 is designed for players looking for a platform with modern electronic management, while retaining a mechanical architecture clearly oriented towards robustness. It is distinguished by the presence of Eshooter's Kestrel™ V2 Basic module, by its V2 Long gearbox equipped with several reinforced internal components, as well as by its quick-change spring system enabling power to be easily adjusted according to field regulations or the player's needs.
The design of this SA-E37 is based on a combination of a metal body and polymer elements. The fixed stock and pistol grip are made of polymer, while the other parts are made of aluminum alloy, clearly situating the product within a construction that mixes metal structural elements with lighter external components. The internal base is also reinforced with precise elements: steel cylinder, steel gears, steel spring guide on bearing, double-sealed aluminum piston head on bearing and sealed POM cylinder head.
One of the focal points of this replica is its ETU Kestrel™ V2 Basic, a trigger-press programmable module. The replica therefore features several advanced settings: binary trigger, 5-step programmable prearm with piston position learning, Active Brake, Locked Rotor protection, battery discharge protection and battery cell count detection, with operation over a range from 6 to 17 V. The main benefit of this package is to enable more advanced programming of firing behavior and enriched electronic management, while providing useful safeguards during operation. Compatibility with brush and brushless motors, in High Speed and High Torque configurations, also reinforces the interest of this base model for users looking for a replica already equipped with an ETU and designed for future upgrades.
In terms of equipment, the SA-E37 incorporates a handguard with side and bottom Picatinny rails, folding sights, a back RIS rail for mounting sighting optics, and ambidextrous joysticks. It features an adjustable hop-up and a 14 mm CCW barrel thread for mounting a silencer or tracer unit. The box includes the replica, two magazines and instructions.
1 x Replica AEG SA-E37 Edge Kestrel ETU Specna Arms
2 x Low-Cap 30 bbs magazines
1 x User manual
