US Night Vision 039510 Battery Extender For IR Hunter & IR Patrol full face bulletproof helmet 44 magnum) as well as

44 magnum) as well as sharp objects and fragmentation

5” L x 1

Virtually 100% fog free for optimum operator safety

FixedMount

7 mm (1/2″)

US Night Vision 039510 Battery Extender For IR Hunter & IR Patrol full face bulletproof helmet 44 magnum) as well asUS Night Vision Battery Extender For IR Hunter & IR Patrol CR 123 Battery Extender for IR Hunter MKI, MKII, MKIII & IR Patrol Battery Extender For IR Hunter & IR Patrol Battery Extender threads directly onto the battery housing of an IR Hunter MK II or IR Patrol to extend battery life by more than 30%. NOTE: Set your IR Hunter or IR Patrol to 3 Battery power supply and power off before installing the battery extender.