Original U.S. Vietnam War Experimental XM-148 Grenade Launcher Sight in Original Case with Two Government Photos - Rare OPTIONS_HIDDEN_PRODUCT The body and spoon are

The body and spoon are marked with JP&S for Joseph Parks & Son of Wilenhall

This example was issued to the South Vietnamese Biệt Động Quân

The "rectangular" trademark logo was only seen on a very few SS daggers

as opposed to a rocket

The front of the helmet still has its original French RF (République Française) marked Infantryman’s badge

Original U.S. Vietnam War Experimental XM-148 Grenade Launcher Sight in Original Case with Two Government Photos - Rare OPTIONS_HIDDEN_PRODUCT The body and spoon areOriginal Item. Only One Available. The XM148 was an experimental 40 mm grenade launcher developed by Colt Firearms as the CGL 4 (Colt Grenade Launcher). Colt manufactured the launcher for field testing during the Vietnam War era. After problems with the experimental design were discovered, the XM148 was replaced by AAI Corporation's conceptually similar M203 design, which became the primary grenade launcher used by the US armed forces and others until