The Umarex Walther PPQ Mod 2 Gas Blow Back Pistol Airsoft Gun by VFC features a full metal upper slide with a polymer lower frame. The pistol grip is textured heavily for maximum retention. The PPQ Mod 2 also features an ambidextrous long slide release catering to both left and right handed shooters. The slide itself is made of metal and has enlarged forward & rear cocking serrations. The lower frame also has a railed segment for the attachment of tactical flashlights and lasers to maximize your combat potential. Internally, the gun features all metal and polymer parts with excellent seals and O-Rings. VFC is a contender for the best manufacturer of AEGs, and this level of quality shows in their gas guns.