The Winchester X17HMR1 SuperX 17 HMR 20 GR JHP 50 Rounds is a high-performance rimfire cartridge designed for precision and accuracy. With its advanced technology and innovative production process, this ammunition has set a new standard in the industry. The 17 HMR caliber offers exceptional range and penetration, making it ideal for small game hunting and varmint control. This box of 50 rounds features jacketed hollow point bullets with a weight of 20 grains, providing reliable expansion and deep penetration. The brass casing ensures durability and long-lasting performance. Fast shipping ensures you get your ammunition quickly, so you can get back to your shooting range or hunting trip. Product Features and Specifications: Caliber: 17 HMR Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 20 gr Muzzle Energy: 250 ft lbs Muzzle Velocity: 2375 fps Casing Material: Brass Rounds Per Box: 50