Product Description Sellier & Bellot SB6557A is centerfire rifle ammunition chambered in 6.5x57mm Mauser and loaded with a 131-grain Soft Point (SP) projectile. This semi-jacketed soft point bullet features a lead core with a precisely engineered jacket designed for controlled expansion and high weight retention, making it well-suited for hunting light to medium game. Each box contains 20 rounds in brass cases and is commonly listed as reloadable. Product Highlights 6.5x57mm Mauser rifle ammunition with a 131-grain Soft Point (SP) hunting bullet Semi-jacketed soft point design promotes controlled expansion and strong weight retention Brass-cased, boxer-primed cartridges commonly listed as reloadable 20 rounds per box (often referenced as 20 boxes per case) Listed performance: ~2543 fps muzzle velocity and ~1883 ft-lbs muzzle energy Specs Brand: Sellier & Bellot Manufacturer Part Number: SB6557A UPC: 754908512423 Cartridge/Caliber: 6.5x57mm Mauser Bullet Type: Soft Point (SP), semi-jacketed soft point Bullet Weight: 131 grain Rounds per Box: 20 Case Material: Brass Primer Type: Boxer Reloadable: Yes (commonly listed) Muzzle Velocity (listed): 2543 fps Muzzle Energy (listed): 1883 ft-lbs Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.