The .375 Chey Tac as it is commonly known or its full name .375 Cheyenne Tactical is a counter sniper rifle cartridge. This cartridge is basically the .408 Chey Tac necked-down to the smaller caliber.

According to Cheyenne Tactical, the .375 Chey Tac has a slightly higher ballistic coefficient than the .408 Chey Tac. [1] Australian sniper teams were said to have used the .375 Chey Tac to engage targets in excess of 3000 yards (2743.2 meters). [2]


  1. .375 Chey Tac 350 Grain Solid Projectile Cartridge
  2. Carter breaks two mile long-distance shot record