A replica of a classic, Soviet underbarrel grenade launcher – GP-25, fed with 40 mm Green Gas grenades. The grenade launcher has an integrated mount that enables attaching it underbarrel of many types of AK carbines without the use of any tools. The entirety, aside from the pistol grip, was made of metal.
It features a safety as well as adjustable iron sights. The set includes a magazine powered by Green Gas with a capacity of up to 36 BBs.