The Backcountry 2.0 builds on the classic steel Weatherby Mark V action with some key updates. The most noticeable upgrade is the carbon fiber Peak 44 Blacktooth stock the lightest versions of which tip the scales at under 20 ounces. It features a 3D HEX recoil pad hidden inside the pad are a series of interlocking voids that progressively collapse during recoil expanding the time component of the recoil impulse and deadening the sharp kick of magnum chamberings lightweight threaded fluted barrel utilizes Weatherbys Accubrake ST pronounced spiral fluting on the bolt body not only trims a little weight it also reduces bearing surface within the action and results in even smoother function and the bolt handle is equipped with a lightweight aluminum extended and skeletonized knob. 2 muzzle brake barrel length.