WWII Type F-1A Class 2 Parachute Rip Cord Automatic Release as shown on photo. Manufactured by U.S. Gauge. P/N PR-2B. Stock no 2010-673010. Spec MIL-R-5335E. Contract no AF-3144. NSN: 1670-00-511-1074. Sold for display only, NOT for use, as is, no returns.