The 12 Gauge combination perimeter alarm fires either 12 Gauge Blanks or by using the included 209 adapter will fire 209 Shotgun Primers. Itís made from 6061 aluminum and steel. The alarm has a spring loaded firing mechanism and a pull pin release that activates when the attached trip line is disturbed. When tripped the alarm will fire a 12 Gauge blank.
This alarm is for Blanks and Primers Only. Made in the U.S.A.