Penn Arms 40MM launchers are manufactured using 4140 hardened steel, 6061-T6 mil-spec anodized aluminum and DuPont super tough glass filled nylon. These launchers are light weight, versatile and used world by police and corrections officers. The 40MM launcher family of products is available in single-shot, spring-advance multi, and pump-advance multi-versions. The end-user has the option of fixed or collapsible stock when purchasing any of these launchers.
The PGL-65 (Model P540-3) and the GL-1 Compact (Model L140-4 pictured above) are intuitively designed with tactical operators in mind. These launchers are lighter in weight, smaller, and operationally more versatile. Both launchers are designed as platforms for mounting a vareity of less-lethal options, optics, and illumination tools. The GL-1 Compact has additional features, such as a folding and collapsing stock, collapsing vertical fore grip, and quad-rails.