Remington 223 55 Grain Lead Free Jacketed Brass Rifle Ammo 20 Rounds. Remington makes ammunition for nearly every need. Specifications for Remington 223 55 Grain Lead Free Jacketed Brass Rifle Ammunition: Manufacturer: Remington Caliber: .223 Remington Number of Rounds: 20 Bullet Type: Hollow Point (HP) Bullet Weight: 55 grain Cartridge Case Material: Brass Application: General Package Type: Box Lead Free: Yes Package Contents: Remington 223 55 Grain Lead Free Jacketed Brass Rifle Ammunition What is Remington 223 55 Grain Lead Free Jacketed Brass Rifle Ammunition good for? The manufacturer thinks that it is suitable for general.Remington R21420: 223 55 Grain Lead Free Jacketed Brass Rifle Ammo 20 Rounds