Check out the deal on Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet Chin Strap with Fidlock Quick Release Buckle at
Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet Chin Strap with Fidlock Quick Release Buckle, designed to snap onto the helmet's D ring on one end of the strap and lace through the helmet's double D-rings on the other end of the strap, new condition.
CH SPH-4 B flightgear-ch
HELMET PARTS
Helicopter Pilot Helmet Parts
Replacement SPH-3 Style Flight Helmet Chin Strap with Fidlock Quick Release Buckle. This strap snaps onto the double snaps on each side of the earcup
Replacement SPH-3 Flight Helmet Chin Strap with Fidlock Quick Release Buckle
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Sph-4 Helicopter Helmet Insert - Omahas Army Navy Surplus
, designed to snap onto the helmet's D ring on one end of the strap and lace through the helmet's double D-rings on the other end of the strap,
Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet Chin Strap with Fidlock Quick Release Buckle
SPH-4B
SPH-4B
HGU-56/P, Blackhawk Rescue Mission 5 Wiki