Bipod adapter allows for steady aiming on uneven surfaces. Free float RIS handguard which includes a replica gas tube for a more realistic feature. Full length Picatinny rail for accessory attachments. SPR style flash hider adds a more unique look to your AEG sniper rifle. Hi-Torque motor long axis has a measurement of 16000 RPM . Ergonomic motor grip for a comfort fit. Full metal build give airsoft a more authentic feel for the airsoft user. Low profile flip up sights for better precision. Great airsoft to use for film making use.Specifications: Operation Electric AutomaticBuild Full Metal Body, Gearbox, Upper Receiver & Lower Receiver / Polymer StockFiring Modes Semi-Automatic, Safety ModeMuzzle Velocity 380-430 FPS (w/ 0.20 BBs)Magazine 50 RoundsGearbox Version 2 (Metal)Battery 9.6V Mini (Not included)Hop-Up Yes, AdjustableInner Barrel 463mmOuter Barrel 18Weight 6 LbsLength 40 Inches 1X AEG Sniper Rifle