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driving back both the barrel and slide as they remain locked together in the manner described above
The only issue that the MP7 has been cited to have is the high FPS out of the box
177 Break Barrel
By snap closing a mechanical valve without touching the moving parts the "Magno" valve gives Increased gas efficiency
GoG eNMEy High Efficiency Valve Kit Airsoft Batteries driving back both the barrelThe revised HE valve reduces the air wasted when venting to unbalance the spool. And the QEV plays a role in maintaining cycling time also making it more difficult to short stroke. Players will experience a dramatic increase in efficiency in the range of 30% or more. The HE (high efficiency)valve is a upgrade over the previous generation HD (heavy duty). The HD Valve is the version that has been the workhorse for the past several years that youve seen
