This stick Lipo battery can hold a charge for months

Integrated rubber butt pad for non-slip secure shouldering

KeyMod feet

*This product comes with an orange outer barrel out of the box – replacement black barrel featured in the product image sold separately

Elite Force brings its EyeTrace internal tracer unit to the HK 416 Competition AEG airsoft carbine

JACK / F2 BV309A Bullet Valve Action Army This stick Lipo battery canThe BV309A Bullet Valve is the solenoid used in all current production F2 and JACK HPA systems and it is backwards compatible with all F2 and JACK systems previously made. Power lead is included with the valve and also available separately.