Who makes the m40a3 sniper rifle? United States Marine Corp The M40A3 is a bolt-action 7.62mmx51mm sniper rifle used by United States Marine Corp, including Scout Snipers and MARSOC. The M40A3 is based around the design of the Remington model 700....M40A3 Specifications.weight:16.5 lbscaliber :7.62mmx51mm NATOmagazine :5 round box magazine What caliber sniper rifle was used in Vietnam? The rifle chosen was the Winchester Model 70. The rifle was already being used by Marines snipers in Vietnam. Marines like Carlos Hathcock proved the rifle was quite accurate and very effective. The rifle would of course have to be chambered in the...

How social media has changed society? Social media has helped many businesses grow and promote itself, and has helped people find a better way to connect and communicate with one another. On the other hand, it's also provided many people with problems involving mental health, emotional insecurities, and waste of time. How social media negatively affects society? The negative aspects of social media However, multiple studies have found a strong link between heavy social media and an increased risk for depression, anxiety, loneliness, self-harm, and even suicidal thoughts. Social media may promote negative experiences such as: Inadequacy about your life...