The SpecnaArms J-Core Gen. 2 carbine series has been developed to deliver the best possible user experienceat an attractive price point. Based on experience, passion, commitment, theJ-Core Gen. 2 series has been redesigned for even better performance that will allow the user to take a factory product out of the box that is up to any task on the airsoft field.
Tothis end, theJ-Core Gen.2series has been equipped with, among other things:
- 6.03 mm brass barrel
- 16: 1 gears
- Full steel piston with 14.5 teeth
- Polymer sealed piston head
- Polymer sealed cylinder head
- Aluminum Cylinder
-Sealed aluminium nozzle
- RotaryHop-Up TDC Magnuschamber (Top Down Center )
- ETU HAL system

Features of the HAL™ ETU Module:
- trigger detection based on magnetic sensors and Halleffect
- active brake
- binary trigger
- adjustable trigger sensitivity (5 levels from 20 to 100% )
- adjustable pre-cocking (6 levels )
- programmable AUTO fire modes (full auto, semi, 3-rd burst, 5-rd burst)
- programmable SEMI fire modes (semi, binary, AUG, sniper )
- easy programming using the trigger
- low battery alarm

SpecnaArms to meet the expectations of customers presents the CORE™ gen.2 line. Attractive price combined with innovative spring replacement system and high quality materials makes this series for both beginners and experienced airsoft players .

SpecnaArmsJ-Series™ CORE™ Gen.2airsoft rifles the replicas are made mainly of durable nylon fibre-reinforced polymer, which makes the replica very light and comfortable. The most critical parts, such as the barrel holder, dummy slide, barrel base with the sights, handguard holder, barrel and musket are made of zinc and aluminium alloy. The lock chamber cover, safety wing and trigger guard aremade of steel.
Specna ArmsJ-Series™ CORE™ is characterised by very good fit, low weight and ergonomics .

Features of the replica:
- body made of polymer
-low weight
- very good fit
- side mounting rail of the "dovetail " type
- plenty of space for a stick-type battery under the lock chamber cover (LiPo ready )
- originaldesigned mid-cap S-MAG magazine

Most types of magazines produced by Cyma, JG, E&L, Bolt will fit the replica without any problems, fitting magazines of other brands may require minor modifications .