Walther LG500-M Blacktec PCP Air Rifle .177 caliber (4.5mm) Single-shot Precharged pneumatic Aluminum stock Match barrel with carbon fiber barrel sleeve Stainless steel air cylinder 300 or 200 BAR fill pressure with up to 500 shot capacity Integral manometer Pressure reducer with maintenance-free Quickclean air filter Ergonomic reversible loading lever Two-stage fully-adjustable mechanical match trigger (M-trigger) Trigger pull: 1.76oz-4.23oz (50g-120g) Dry-fire mode Max. power: 5.53 FPE (7.5 J) Max Velocity: 570 FPS Walther Balancing System (WBS) Accuracy Control System (ACS) ECO valve technology for lower air consumption, less recoil, shorter lock time Adaptive impulse equalizer Wide breech with loading status indicator Walther Basic match diopter rear sight, fully-adjustable Standard front sight, 22mm T-slot accessory rail under barrel Ambidextrous molded and checkered polymer grip, rotatable and length-adjustable Adjustable fore-end hand stop Length-adjustable aluminum butt plate Height-adjustable cheekpiece Barrel length: 16.54" (420mm) Minimum overall length: 41.73" (1060mm) Weight (w/2 x 90g stock weights): 9.92 lbs. (4500g) Please Note: The gun comes with an incorrect manual and includes the manual for the LG500 Itec. Some of the accessories that are included with the Itec (such as the Vision diopter sight) are NOT included with the Blacktec.