SureFire 123A Lithium Batteries 72 Pack / Box Ballistic Helmets You will know the size

You will know the size is right if you do a negative pressure test (blocking the inhalation valve and taking a deep breath)

Ultimate sensitivity: detects medium sized pistol from 9" distance

Capacity: 3 Litre

Ceramic Sharpening Rods

SureFire 123A Lithium Batteries 72 Pack / Box Ballistic Helmets You will know the sizeAlways Be Prepared. Optimized for use in SureFire flashlights, SureFire 123A high performance lithium batteries pack a lot of power into a very small package. And unlike alkaline batteries, SureFire batteries have a 10 year shelf life, which means they will be ready when you need them, every time. Trust in the power and durability of SureFire batteries. For all SureFire Lithium battery powered lights [NSN: 6135 01 554 0864] Price per Battery is: $6.