Hornady's Varmint Express Rimfire ammunition is designed for optimal performance in varmint hunting. With its 22 Magnum caliber, this ammunition delivers a high velocity of 2200 feet per second, making it ideal for small game hunting. The V-Max bullet is designed to expand upon impact, ensuring quick and humane kills. Each cartridge is loaded to ensure optimal pressure, velocity, accuracy, and lot-to-lot consistency. The brass casings are chosen for their reliability, corrosion resistance, and ability to withstand maximum chamber pressures. With 50 rounds per box, this ammunition is perfect for those who need a reliable and consistent source of rimfire ammunition. Fast shipping ensures that you can get your hands on this ammunition quickly, so you can focus on what matters most - hitting your target. Key Benefits and Features: Caliber: 22 Mag Bullet Type: V-Max Bullet Weight: 30 gr Muzzle Energy: 322 ft lbs Muzzle Velocity: 2200 fps Casing Material: Brass Rounds Per Box: 50