Autoloading rifle for big game hunting available in magnum calibers. Composite shim-adjustable stock with raised SoftFlex cheekpad. Fluted non-reflective matte blued barrel and lightweight alloy receiver with integrated Picatinny rail. 10-round detachable box magazine. - BAR MK 4 DBM Hunter Features - Alloy receiver with integrated Picatinny rail for mounting optics - Non-reflective matte blued finish - Composite stock with overmolded gripping panels - Alloy magazine well with ambidextrous mag release - Fluted barrel - 10-round detachable box magazine - Raised SoftFlex cheekpad - Shim-adjustable for cast on/off and drop at comb - Inflex recoil pad - BAR Features - Gas piston operation - Detachable Box Magazine - High strength the seven-lug rotating bolt that locks securely into the barrel for a precise breech-to-chamber relationship. - Strong action bar/inertia block link-up reduces barrel vibration to improve accuracy - Integral buffering system reduces wear and stress on the rifle's operating system