Franklin Armory, Inc. announced the newest products in the company’s Osprey Defense piston-driven AR-15 series. Available in both short-barreled rifle and pistol configurations, OPS-11 features an 11.5-inch, patent-pending forward venting gas system and self-regulating, short stroke piston that enables users to shoot suppressed and unsuppressed seamlessly without any need for adjustments to the gas block.