Federal Premium, 300 Winchester Magnum, 180 Grain, Barnes TSX, 20 Round Box P300WP Any hunt. Any range. Go beyond what you ever thought possible with Federal Premium Terminal Ascent. Bonded construction penetrates deep on close targets, while the patented Slipstream polymer tip initiates expansion at velocities 200 fps lower than comparable designs. The bullet's long, sleek profile offers an extremely high ballistic coefficient, and its AccuChannel groove technology improves accuracy and minimizes drag. Available in a full selection of long-range hunting cartridges.