308 7.62x51 NATO Blank Cartridges (127dB)

308 7.62x51 NATO Blank cartridges (plastic). To be used in our Gen3 perimeter trip alarms with the 308 adapter only. These will not work in a real weapon like a rifle or in the Gen4 perimeter trip alarm.

50 blanks box 

Produces flash / 127dB

Compatible with:

• 12 Gauge / 308 Adapter

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