HSM Ammunition Bear Load .500 S&W Magnum 440 Grain Wide Flat Nose Brass Cased Pistol Ammo 20 Rounds. Each caliber's specially developed load has been expertly crafted from only the best of components. Hard cast gas-checked (except 10mm Auto) heavy-for-caliber lead bullets precisely matched with temperature stable powders and primers all housed in highest quality brass cases. Ever vigilant always ready. Bullet type Wide Flat Nose Gas Check. Specifications for HSM Ammunition Bear Load .500 S&W Magnum 440 Grain Wide Flat Nose Brass Cased Pistol Ammunition: Manufacturer: HSM Ammunition Caliber: .500 S&W Magnum Number of Rounds: 20 Bullet Type: Wide Flat Nose (WFN) Bullet Weight: 440 grain Cartridge Case Material: Brass Muzzle Velocity: 1500 ft/s Application: Large Game Primer Style: Centerfire HSM Ammunition HSM500SW6N: Bear Load .500 S&W Magnum 440 grain Wide Flat Nose Brass Cased Pistol Ammo