FAB DEFENSE: GL Shock M4/M16 Shock Absorbing Butt Stoc

M4/M16 Shock Absorbing Butt Stock FAB DEFENSE, www.PoliceOne.ch Description: Revolutionary patented recoil-reducing mechanism built hidden inside the stock with a premium silicon chrome alloy spring Unique patented "anti-rattle" mechanism Slick new design with no protruding parts,will not hang up on gear and webbing Unique new slick and quick operated inversed positioning lever Integral ribbed rubber butpad with a no slipdesign Integrated "QD" sling swivel connectors onboth sides. Watertight battery storage for two CR123A 3V Lithium Batteries / AA 1.5v Fit perfectly on both tubes - MIL-SPEC and commercial Aftermarket! Made from mill-spec reinforced composite Polymer