The Redline N7 Gen-2 Milsim HPA engine is an updated version of the well received Redline N7 Milsim Engine and Airsoftjunkiez has a complete HK416A5 Rifle ready to be kitted with it. The baseline AEG comes fully licensed with H&K trademarks and it has a heavy duty metal receiver and handguard with weather resistant powder coat finish. It also includes Flip up front and rear sights with the front sight built into handguard whilst the rear sight is removable. The ergonomic pistol grip has a more vertical grip angle for improved comfort during CQB deployment. As for the stock, it is the "Slim Line" H&K licensed telescoping stock with slip resistant butt pad.