Sellier & Bellot 131 Grain Soft Point Rifle Ammo 20 Rounds. 5x57mm 131 gr Soft Point (SP) 20 Bx/ 20 Cs - Semi-Jacketed Soft Point bullet. A lead core with a precisely engineered jacket results from its controlled expansion and high weight retention. Specifications for Sellier & Bellot 6.5x57 131 Grain Soft Point Rifle Ammunition: Manufacturer: Sellier & Bellot Caliber: 6.5x57mm Number of Rounds: 20 Bullet Type: Soft Point (SP) Bullet Weight: 131 grain Cartridge Case Material: Brass Muzzle Velocity: 2543 ft/s Muzzle Energy: 1880 ft-lbs Application: Hunting Package Type: Box Primer Style: Centerfire Sectional Density: 0.269 G1 Ballistic Coefficient: 0.389 G7 Ballistic Coefficient: 0.195 Package Contents: Sellier & Bellot 6.5x57 131 Grain Soft Point Rifle Ammunition What is Sellier & Bellot 6.5x57 131 Grain Soft Point Rifle Ammunition good for? The manufacturer says that it is good for hunting.Sellier & Bellot SB6557A: 6.5x57 131 Grain Soft Point Rifle Ammo 20 Rounds