SS Airsoft Custom Hi-Capa 4.3 - Night Life 11.1v Lipo Battery and the adjustable set screw hpa m4 adapter FPS Range 370 400 Style:Blue/White NINJAPK68D

and the adjustable set screw allows you to dial in just the right amount of travel length

range and muzzle velocity

and durability Performed accurately and consistently with HPA PolarStar Engines on standard M4/M16 platform Precision Rotary Dial Knob for fine hopup adjustments Re-engineered the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R-Hop and Standard-Hop to keep the BB shooting accurately and consistently on every single shot Removable Steel Pivot Pin for ease of setup and maintenance Accepted the HPA PolarStar Engine M4 nozzle length Fully compatible with most aftermarket soft and hard rubber buckings without losing FPS or dropping BB during use Wisely equipped with an interchangeable Inlet Adaptor OD11mm to ensure the hopup unit is inserted exactly in the center of the 11mm inner bore HPA Engine nozzle outlet without wobbling

Trigger response and cycle rate are sure to impress even the most discerning airsoft players

An Delta handguard affords you the ability to mount any compatible accessories to the front of your Raptor 9 in virtually any configuration you can think of

SS Airsoft Custom Hi Capa 4.3 Night Life 11.1v Lipo Battery and the adjustable set screw hpa m4 adapter FPS Range 370 400 Style:Blue White NINJAPK68D and the adjustable set screw allows you to dial in just the right amount of travel length range and muzzle velocity