Is the M16 now obsolete?

Join Patreon and support MAC!   / militaryarms   Follow and support us on Utreon!: https://utreon.com/c/militaryarmschannel Modern Gun School: http://www.mgs.edu Join us on Discord: Join us on Discord:   / discord   Join us on Twitch:   / militaryarms   Challenge Targets Discount Code: MAC556 (https://www.challengetargets.com/SFNT...) OpticsPlanet Discount Code: MAC556 The M16 has served our nation for some 60 years. It's the longest serving rifle in American history. It's now being replaced by the Sig Spear / M5 along with a new cartridge, the 6.8x51. So the question is, has the M16 become obsolete? #m16 #m5 #obsolete