B&p Ammunition 12B4DB43 Dual Bismuth 12 Gauge 3″ 1 1/4 oz Bismuth 3/4 Shot 10 Per Box/ 10 Case

With bismuth being denser and softer than steel it provides excellent penetration and high energy transfer. The double-layer payload with different shot sizes delivers homogeneous shot patterns and ensures the shot-killing power even at long distances.