Sierra Bullets 6mm 107 Grain Hollow Point Boat Tail Rifle Bullets 100 Bullets. This means you can switch between precision match shooting and hunting without making any seating die adjustments. Engineered for reliable expansion at midrange velocities the MKX delivers match-grade accuracy in a true hunting bullet. With a high ballistic coefficient of 0.477 (G1) it mirrors the performance of its MatchKing counterpart in flight while providing the terminal performance hunters demand. Whether you're ringing steel or taking game the MKX proves you dont have to sacrifice precision for performance. Specifications for Sierra Bullets 6mm 107 Grain Hollow Point Boat Tail Rifle Bullets: Manufacturer: Sierra Bullets Gun Type: Rifle Bullet Type: Boat Tail Hollow Point (BTHP) Bullet Weight: 107 grain Projectile Caliber: .243 Caliber Jacket Material: Lead Package Contents: Sierra Bullets 6mm 107 Grain Hollow Point Boat Tail Rifle Bullets Sierra Bullets 1571: 6mm 107 Grain Hollow Point Boat Tail Rifle Bullets 100 Bullets