The Winchester Super-X Subsonic Centerfire Rifle Ammunition is the result of decades of research and testing to provide shooters with the ultimate choice for taking home small game at subsonic velocities. These features allow the Winchester X Subsonic Centerfire Rifle Ammo to expand reliably at subsonic velocities while still making enough noise for positive identification. This quality manufacturer ensures that the ammunition is not only dependable, but also accurate and suitable for a variety of situations. With super X subsonic ammunition, you never have to worry about not being able to reach your target. This round is a proven performer at all different velocities. For the ultimate in accuracy and performance while taking the game out in the field, choose Winchester X Subsonic.image