EMG F-1 BDR Keymod 12.75" Blue Handguard Gun Smith Bros When a low voltage is

When a low voltage is detected from a drained battery

Heavyweight Full Metal Construction

which should never be obstructed in any way

  It will shoot 375-400 fps using 0

You can quickly change and adjust key functions of the engine via the on-board FCU (Fire Control Unit) which is no bigger than an AEG's MOSFET and can easily fit inside of a rifles battery compartment along with a small Li-po battery

EMG F-1 BDR Keymod 12.75" Blue Handguard Gun Smith Bros When a low voltage isFeatures Machined aluminum alloy construction Officially licensed design with F 1 Firearms trademarks Compatible with all Keymod accessories Full length 20mm top rail for mounting optics or other accessories Based in the great state of Texas, F 1 Firearms has become one of the premier brands in semi automatic sporting rifles. Utilizing premium materials and cutting edge manufacturing processes, F1 produces firearms that are lighter, stronger, more