Classification - Military Assault Rifle (F-series), Commercial Sporting Rifle (S-series)
Designed - 2009 for the PVAR series
Manufacturer - United Defense Mfg Corp, Philippines
Operating System - PVAR gas and piston, rotating bolt head, Letters of Patent Nos. 1-2009-000176 and 1-2011-000062, Philippines or the DGIS, rotating bolt head, conventional direct gas impingement system
Bolt Head – made of Carpenter 158 steel
Bolt Carrier Group – made of 8620 steel
Bolt Carrier- Monolithic one piece with a solid punch key for the PVAR and two piece with gas key for the DGIS