In ARMA 3, the U.S. has moved from using 5.56 rounds to using 6.5 rounds. Is this realistic? - Quora
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Cased Telescoped 5.56mm and 7.62mm Machine Guns from Textron, on Display at [AUSA 2017] -The Firearm Blog
How do telescoping and caseless ammunitions work? Why do the gasses not just go around the bullet and out the barrel? - Quora
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Cased Telescoped 5.56mm and 7.62mm Machine Guns from Textron, on Display at [AUSA 2017] -The Firearm Blog
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