The Ramo M600 is a .50 BMG,

12.7×108mm The 12.7×108mm cartridge is a 12.7 mm heavy machine gun and anti-materiel rifle cartridge used by the former Soviet Union, the former Warsaw Pact countries, modern Russia, China and other countries. It was invented in 1934 to create a cartrid ...

and

14.5×114mm The 14.5×114mm (.57 calibre) is a heavy machine gun and anti-materiel rifle cartridge used by the Soviet Union, the former Warsaw Pact, modern Russia, and other countries. It was originally developed for the PTRS and PTRD anti-tank rifles, ...

bolt-action Bolt-action is a type of manual firearm action that is operated by ''directly'' manipulating the bolt via a bolt handle, which is most commonly placed on the right-hand side of the weapon (as most users are right-handed). Most bolt-action ...

sniper rifle.

References

External links

* http://weapon.at.ua/snaiper_1/usa/m650-RAMO.jpg Bolt-action rifles 12.7 mm sniper rifles Sniper rifles of the United States {{Rifle-stub