Brand: Diana Color: Black System: Break Barrel Barrel Length: 19.5″ Caliber: .177 (4.5mm) diabolo Front Sight: Fiber Optic Max Velocity: 325 m/s / 1070 fps Mounting Rail: 11mm Dovetail Overall Length: 48″ Rear Sight: Adjustable for windage & elevation Safety: Automatic Stock: Synthetic Trigger: Two-stage adjustable Usage/Application Sports / Plinking Weight 3.7kg Maximum Energy: Upto 20J