Berger 30 Cal 200 grain "200.20x" Target Bullets utilize Berger's industry-leading hybrid ogive, which blends tangent and secant designs to optimize efficiency, reduce wind-drift, and minimize sensitivity to seating depth. The 200.20x Target Bullet was developed with the assistance of the U.S Rifle Team (F-TR) and is the official bullet for team use during the 2017 F-Class World Championships. $1.00 from every box purchased is donated by Berger Bullets to help support the team. The 200.20x Bullets are competition proven and a favorite amongst today's top long range competition shooters. Made with J4 Precision Jackets, the 200.20x like all other Berger Bullets, have exacting tolerance and near perfect construction. Berger's Chief Ballistician, Bryan Litz used his expertise to combine the appropriate shapes for optimum accuracy and performance. Secant ogive at the nose provides higher BCS Transitions to a tangent ogive as the nose meets the bearing surface for easier tuning J4 target jacket 1:11 inches or faster twist rate