The BARNES 308 120 TAC TX BT B30320 is a box of 50 all-copper rifle bullets designed to deliver accuracy and functionality at both close and long ranges. These bullets have a proven track record for controlled, double-diameter expansion and superior weight retention compared to lead-core bullets.
With a caliber of .300 Blackout and a weight of 120gr, these bullets have a bullet diameter of .308, a B.C. of .358, an S.D. of .181, a length of 1.245 inches, and a standard twist rate.