. . . "PVAR rifle"@en . . . . "1099179073"^^ . "Armed Forces of the Philippines, Special Operations Command"@en . "Iron sights, Red-dot sights, Optical sights"@en . . . . "5.56"^^ . . . . . . . . . . . "Proprietary Gas-operated long-stroke piston, rotating bolt"@en . . . . . . . . "6451"^^ . . . . "40156036"^^ . . . "Various STANAG magazines, Beta C Mag"@en . . . . . . . . . . . . "2009"^^ . . . . . . . . . . . . "UDMC PVAR rifles are Filipino variants of the Armalite AR-15 and AR-10 using the Pneumatic Valve and Rod system manufactured by United Defense Manufacturing Corporation. The Pneumatic Valve and Rod system was created to be a more reliable alternative to the Stoner bolt and carrier piston system used in the AR-15 family, commonly but incorrectly referred to as a direct impingement system."@en . . . . . . . . "Yes"@en . . . . . . "UDMC PVAR rifles are Filipino variants of the Armalite AR-15 and AR-10 using the Pneumatic Valve and Rod system manufactured by United Defense Manufacturing Corporation. The Pneumatic Valve and Rod system was created to be a more reliable alternative to the Stoner bolt and carrier piston system used in the AR-15 family, commonly but incorrectly referred to as a direct impingement system."@en . . . "Pneumatic Valve and Rod rifle"@en . . . . . . "Anti-guerilla operations against the New People's Army, Moro Islamic Liberation Front, Abu Sayyaf, Operation Enduring Freedom - Philippines, War in Afghanistan, International Peace Support and Humanitarian Relief Operations, UN Operation"@en . . . . . . "2009"^^ . . . "Pneumatic Valve and Rod rifle"@en . . . . . . . .