Model GSG-16 – Action Semi-Auto – Barrel Description 6-Groove Rifling – Barrel Finish Black – Barrel Length 16.25 – Caliber .22LR – Finish OD Green – Grips Green Polymer – Hand Right – Handguards M-Lok – Muzzle Faux Suppressor – Oal 28.50- 34.25 – Rails Picatinny – Receiver Finish Green – Receiver Material Polymer – Safety Ambidextrous – Series Carbine – Sights Adjustable Front & Rear – Size Full Size – Stock Description Collapsible with Storage Compartment – Stock Finish Black – Stock Material Synthetic – Weight 5.84 lbs