Swift Bullet Company Scirocco II Bullets 6mm .243 90 gr BTS 100/ct. It carries velocity and energy better than any of its competitors. Its sleek design and high ballistic coefficient produces the flattest trajectory in downrange hunting making it a perfect match for long-range cartridges. The Scirocco II produces positive expansion at minimal velocities as well as controlled expansion and high weight retention at close range. Specifications for Swift Bullet Company Scirocco II Bullets 6mm .243 90 gr BTS: Manufacturer: Swift Bullet Company Bullet Type: Boat Tail (BT) Projectile Caliber: .243 Caliber Bullet Quantity: 100 Bullet Package Contents: Swift Bullet Company Scirocco II Bullets 6mm .243 90 gr BTS Swift Bullet Company 720908: Scirocco II Bullets 6mm .243 90 gr BTS 100/ct