Features:
- Full metal receiver, rail, outer barrel, buffer tube, carry handle
- Full Metal & Upgradable Version 2 Gearbox with Quick Spring Change design
- Deep-engraved US Colt marking
- Fixed A1 style carry handle upper receiver design
- 6.02mm inner barrel
- Adjustable stock (there's a lever at the rear, just flick it to extend)
- Functional Bolt Release
- NEW6.02mm tight bore inner barrel
- Battery and charger are NOT included.
- Around 380-400FPS
- 11.1V(Stock outdoor spring) or 7.4(Indoor spring) lipo battery recommended