Full Steel Construction. Solid and Real.
Fit for Tokyo Marui(TM)Px4 Gas Blow Black HandGun.
Set included Full Metal outer barrel With Inner Barrel, Enhanced Recoil Spring Guide With Spring.
Nylon Fiber Nozzle Set, Front / Rear Sight & Ambidextrous Safety Lever .
Contain Px4 Custom marking on the slide.
So convenient that you just need to lock it on the frame to complete the replacement.