E&C - G17 GBB Magazine gears-bushings To boost the power just

To boost the power just drop in a Action Army spring guide and M150 spring

About EMG:

Metal Upper And Lower Receivers

The Launching base is a gas tank with a releasing mechanism similar to a regular airsoft shower grenades

This part serves to hold the handguard and heatshield onto the rifle and is a major part of old school rifle "bedding"

E&C - G17 GBB Magazine gears-bushings To boost the power justE&C metal gas magazine designed to work with E&C G17 GBB Pistol. This magazine can hold up to 26 BBs in a double stack configuration This magazine is designed to be used with Green or Red airsoft gas. To maintain seals on this magazine keep the magazine gassed at all times. spare rubber seal fits majority of glock platforms