The newest in Tokyo Marui's Hi-Capa Gas Blowback family, the Hi-Capa 5.1 Gold MatchGBB Pistol is set for release on the 10th of August 2015. For the curious the gold parts are the Gold color parts are Outer barrel, Hammer, Trigger, Thumb safety, Recoil spring guide, and Grip Screw. There is an under rail at the front of the lower frame to allow for weapons accessories, and the front sight has condensing acrylic that glows under natural light to help in target acquisition.