ADI Ammunition 223 Remington 55 Grain Sierra BlitzKing 'Blister' Pack (50pk)With uncompromising quality and attention to detail, our ammunition is built on over 130 years of experience in propellant and ammunition design. ADI World Class powders, ammunition and components are synonymous with precision, performance and unrivaled perfection. Trusted by the worlds most discerning markspeople. Varmint hunting places extreme demands on bullet performance. Such bullets must be exceptionally accurate to hit small targets, lightly