With uncompromising quality and attention to detail” ADI World Class ammunition is built on over 130 years of experience in propellant and ammunition design. ADI is trusted by the worlds most discerning Marksman. The Sierra BlitzKing selected for this load is designed for explosive expansion in varmints and small game with the accuracy of the MatchKing bullets. The nose of the Sierra BlitzKing projectile is made of an acetyl resin compound” and the sharp tip improves ballistic coefficient over small hollow point projectiles. The 55gr variant used in this cartridge features a boat tail to further increase the ballistic coefficient compared to flat-base design bullets of the same weight.