The Lapua .300 Win Mag 165gr TRX is a premium lead-free hunting cartridge purpose-built for hunters who demand long-range performance and ethical terminal results from one of the most capable magnum cartridges available. Built around the solid-copper, polymer-tipped TRX (TrueRange Expanding) bullet with a G1 BC of 0.490, it delivers a flat trajectory, excellent wind resistance, and devastating controlled expansion on impact. Every round is assembled with Lapua brass and Vihtavuori propellants, and sealed with patented Air Lock® waterproof technology to protect against moisture in any hunting environment. Packaged 10 rounds per box, this is precision factory-loaded ammunition that brings Lapua's world-class standards to one of the most versatile long-range hunting cartridges on the market. Lapua 300 Win Mag 165gr TRX Solid Ammunition (10/Box) N317205