If you have gasoline in your veins, let it showFeatures:Machined: Traditional latheCrown: BrassPiston: Aluminum 6061Piston diameter-1: 16 mm / 0.62 Piston Diameter-2: 17 mm / 0,067 (No longer manufactured)Plunger: 3 mm brass and M2 steel screwsLanyard Paracord y Pin conector included.Note: *