Elite 5.56mm 65gr Spitzer Boat Tail The Elite 5.56mm 65 gr Spitzer Boat Tail (SBT) load is built for shooters who demand reliable long-range performance and consistent down-range energy. The sleek 65 gr SBT projectile offers a high ballistic coefficient for flatter trajectories, reduced wind drift, and improved retained velocity at extended distances. Key Features: Bullet: 65gr SBT Box: 50 rounds; Case: 1000 rounds Velocity: 2850fps A 50