This is S&B 6.8 SPC 110-grain FMJ ammo. 

This 6.8 SPC cartridge is capable of producing high-velocity rounds with less recoil than other rounds of similar size.

Over the past few years, 6.8 SPC has been proven to be very accurate and reliable. And with its wide range of grain weights available, it’s an excellent choice for a variety of applications, such as hunting and target shooting.