Bergara Premier Series, Barreled Action, Bolt Action, 300 Winchester Magnum, 24 Carbon Fiber Barrel, #4 Contour, Threaded 5/8X24, 416 Stainless Steel, Silver BPBA34-300WM Available now, Bergara's Premier Actions are precision-crafted in the USA, designed to fit most Remington 700 style stocks and chassis. These actions feature an enlarged bolt handle, spiral-fluted body, dual ejector, sliding plate extractor, and are compatible with Rem 700 style scope bases with an 8-40 screw pattern. Seen on the MgLite, MgMicro Lite, and Divide, this lightweight, heat-dissipating barrel is perfect for backcountry and high-altitude hunts where every ounce counts.