VX100 Spartan Mark 2 Air Rifle 0.177cal Details: Caliber 0.177" (4.5mm) Max. Velocity 240 mps / 800 fps Power Upto 16 Joules / 12 ft-lb Power Plant Spring Action Mechanism Break Barrel Barrel Length 450mm Total Length 1100mm Total Weight 3.3 kgs Barrel Material Steel Barrel Rifled Front Sight Metal Post Rear Sight Adjustable for windage and elevation Scopable Yes Safety Auto Suggested For Plinking/Fun/Open Field Shooting Mounting Rail 3/8" (11mm) Dovetail Trigger Two Stage Stock Material Polymer