Features
- CNC metal upper receiver
- Nylon fiber lower receiver
- CNC M-LOK handguard
- Real steel MK17 markings
- Foldable stock accommodates up to 11.1V lipo stick battery
- Gearbox with a quick spring change system, and aluminum piston head with bearings and a piston with a full metal teeth
- Reinforced piston head
- Ambidextrous semi/auto selector switch
- 7mm steel bearing
- M125 spring
- Spring guide with bearing for smoother spring work
- Comes with 300rds hicap magazine