Barnes TTSX (Tipped Triple-Shock X) 30 Caliber (308 Diameter) Bullets 150 Grain Polymer Tip Box of 50

The Tipped TSX features a 100-percent copper body with rings cut into the shank. A polymer tip boosts the ballistic coefficient, improves long-range ballistics and provides fast expansion. The four razor sharp cutting petals double the bullet diameter making delivering "dead right there" performance. These revolutionary bullets from Barnes are made of 100% copper and contain no lead. Barnes recommends initially seating bullets 0.050" off the lands. Best accuracy will be found from 0.030" to 0.07