The FN F2000 is a bullpup assault rifle designed by FN Herstal in Belgium and debut in march 2001, chambered 5.56x45mm NATO Cartridge and STANAG magazine. F2000 is a modular weapon system in bullpup layout, and consists of 2 main assemblies: upper receiver with barrel and optic rail mount / factory optic scope, and lower receiver with trigger group, bolt assembly, return mechanism, magwell and hand guard.

F2000 now have serval variants:
F2000: Original Mil-spec Version with factory optic scope.
F2000 Tactical: Comes with an extended optic rail mount instead of the optic scope.
F2000 Tactical TR: Same as Tactical Version but comes with a railed hand guard.
F2000 S: Modified tactical version for Slovenian Army.
FS2000 Tactical: Semi-auto version of F2000 Tactical which debut in 2006
FS2000 Standard:  Semi-auto version of F2000 with a 1.6X factory optic scope.

Features:
The FN Herstal Marking on the F2000 AEG is all licenced by Cybergun.
Comes with 14mm CCW Metal Flash Hider.
Comes with top optic rail and iron sights (railed mounted front sight and flip up rear sight).
Comes with a dummy dust cover and moveable charging handle.
Comes with polymer lower receiver with licenced FN Marking, a removable hand guard and a steel axis pin for coupling the upper and lower receiver.
Comes with P90 style selector lever and trigger system.
Adjustable hop up system.
Constructed of G&G Custom Metal Gear Box with Quick Spring change function.
Comes with a rubber cover on the rear body.
Store up to 9.6V mini type battery / 7.4V Lipo Battery inside the stock (small plug).
Ready to go for 350 – 390 FPS (0.2g BB) without modification.
Included 450 rounds M4 type Hi-cap Magazine.

** Please note that Battery and Charger are not included.**

Specifications:
Length: 760mm
Barrel Length: 430mm
Shooting Mode: Safety, Semi-auto and Full-suto.
Weight (g): 3720 (gun with magazine), 4590 (with box)
Gear Box:  G&G Custom Metal Gear Box with Quick Spring change function
Color: Black
Battery: 9.6V mini type battery / 7.4V Lipo Battery (small plug)
Magazine Capacity: 450 rds
Material: Polymer, Metal
Bullet type: 6mm BB
Power (Muzzle Velocity):  350 – 390 FPS (0.2g BB)
Manufacturer: G&G