WW2 U.S. Army M1 Helmet Liner W/I Fort Dix (5th Brigade) Training Center Insignia

ORIGINAL WW2 U.S. M1 HELMET - Firestone 41 (marked) W/I later (VIETNAM Era) added (5th Brigade) Insignia 

Authentic / WW2 & VIETNAM Era / Helmet Liner / General wear with age / Noticeable repair has been made to one of the inner liners supports as well as a crack to the helmets brim / Size -