The Hatsan Invader Auto 5.5mm Black has an elevation & windage adjustable fiber optic rear sight built into the carry handle and includes 3 magazines.

Features:

• Semi-auto action pre-charged pneumatic (PCP) air rifle.
• Available in .22 (5.5mm).
• Fully shrouded, precision rifled, and choked barrel for accuracy.
• Detachable 14-shot magazine in .12-shot magazine in .22 (5.5mm) caliber.
• Includes 3 magazines.
• Picatinny rail along with the receiver for 22mm scope mounts
• Tactical style ambidextrous stock with thumbhole and elevation adjustable cheek rest.
• Spare magazine carrying slot in the stock for 1 spare magazine.
• 3 Picatinny accessory rails – beneath and on the sides of the forearm.
• Rubber butt pad.
• Detachable aluminium air cylinder tube (255cc). Spare cylinders are available.
• Rotating dust cover for the air-filling hole on the air cylinder.
• The built-in pressure gauge on the air cylinder monitors the cylinder pressure.
• Includes quick-fill nozzle & air cylinder discharging cap.
• Patented anti-knock system to prevent discharge of the rifle when the rifle is knocked or bounced.
• Manual safety.
• Detachable carry handle.
• Elevation & windage adjustable fiber optic rear sight built into the carry handle.
• Elevation adjustable fiber optic front sight built into the carry handle.
• Black metal trigger.
• Sling swivels.

Specifications of the Hatsan Invader Auto 5.5mm Black:

• Model Invader Auto
• Caliber 5.5mm / .22cal
• Max. Muzzle Velocity 288m/s (950fps)
• Energy (*) Joules 39.8
• Magazine Capacity 12
• Air Tube Volume 255cc
• Fill Pressure 200 BAR
• Number of Semi-Automatic Shots at Optimal Velocity 50
• Stock Tactical Synthetic.
• Stock Ergonomic Pistol Grip.
• Adjustable Cheek Piece.
• Overall Length 1030 mm (40.5″)
• Barrel Length 500mm (19.7″)
• Average Weight 3.7kg (8.2lbs)
• * Velocity results may vary as much as 20% due to pellet weight, pellet shape, temperature, elevation, as well as other factors.
• ** Minimum 100 bar pressure necessary for semi-auto action.