Sierra GameKing 30Cal 205gr Hollow Point Boat Tail Reloading Bullets 500/Box. This will be an eye-opener for the hunters running suppressed guns by reducing report levels even further. Wielding maximum penetration and large wound channels to efficiently dispatch game very quickly. Having a G1 B.C. of .480. Specifications for Sierra Bullets 2236C GameKing 30Cal 205gr Hollow Point Boat Tail 500/Box: Manufacturer: Sierra Bullets Bullet Type: Hollow Point (HP) Bullet Weight: 205 grain Projectile Caliber: .30 Caliber Diameter: 0.308 in Sierra Bullets 2236C GameKing 30Cal 205gr Hollow Point Boat Tail 500/Box