The new HK45 Co2 Gas Gun from Umarex has a fixed metal slide and looks just like the real thing. A great back up gun for the field. The regulated Co2 output will keep you field legal. A solid non-blowback NBB airsoft pistol that’s all black and shoots great.  Has front under rail for attachments.

Below 350 FPS (around 340) w/.20g BBs.  Uses the Co2 magazines only.

Umarex 2273028