English: Vietnam era U.S. military sniper rifles. U.S. Army XM21 (modified M14) was a select fire automatic rifle, 20-round external box magazine. U.S.M.C. M40 (Remington 700) was a bolt-action rifle, 5-round internal magazine. Both examples are exact reproduction rifles with rare original Vietnam War era military issue optics.
{{Information |Description={{en|1=Vietnam era U.S. military sniper rifles. U.S. Army XM21 (modified M14) was a semi-automatic rifle, 20-round external box magazine. U.S.M.C. M40 (Remington 700) was a bolt-action rifle, 5-round internal magazine. Both exam