Barnes MPG Rifle Bullet 7.62x39mm 108 Grain Flat Base 50 Bullets. 62x39mm 108 Grain Flat Base is an excellent way to ensure you are using top of the line bullets. This Rifle Bullet made by the experts at Barnes features a highly frangible powdered metal copper-tin core inside a guilding metal jacket. Any variation in the centerline of the rifle bore the case and the bullet diminishes precision. Any variation in the centerline of the rifle bore the case and the bullet diminishes precision. Any variation in the centerline of the rifle bore the case and the bullet diminishes precision. Any variation in the centerline of the rifle bore the case and the bullet diminishes precision. Any variation in the centerline of the rifle bore the case and the bullet is worthless. A concentricity gauge will confirm that your finished ammunition is within a thousandth of an inch of perfect concentricity. For a great way to make sure you are shooting some of the best bullets the shooting industry has to offer choose the Barnes MPG Rifle 7.62x39mm. Specifications for Barnes MPG Rifle Bullet 7.62x39mm 108 Grain Flat Base: Manufacturer: Barnes Bullet Type: Flat Base (FB) Caliber: 7.62x39mm Bullet Weight: 108 grain Projectile Caliber: .308 Caliber Sectional Density: 0.158 Bullet Quantity: 50 Bullet Lead Free: Yes Country of Origin: USA Package Contents: Barnes MPG Rifle Bullet 7.62x39mm 108 Grain Flat Base Barnes 30388: MPG Rifle Bullet 7.62x39mm 108 Grain Flat Base 50 Bullets