The all new KWA HECKLER & KOCH HK45 Gas Blowback Pistol in black color. This is a very solid, metal construction, HK45 airsoft gun. Fully licensed trademarks, detailed markings, and useable RIS system. Airsoft players will appreciate all the realistic features this gun has to offer. Like its real firearm counterpart, the HK45 airsoft pistol includes a new modular backstrap allowing users to effortlessly customize the ergonomics of the pistol to accommodate a variety of hand sizes. The gun includes an ambidextrous slide release, improved magazine release, and improved decocker/safety allowing for enhanced control. Among these features is the updated NS2 gas system that is unique to all KWA GBB pistols that will significantly enhance the performance of the Airsoft H&K HK45. This is a killer gun, highly recommended and KWA quality made.