Berrys Superior Pistol 45 Caliber .452 185 GR Hollow Base Round Nose 250. The Hybrid design was created by merging two developmental HP design ideas. When loaded at recommended velocities the Hybrid Hollow Point penetrates 11" to 13" in gelatin with excellent accuracy and a minimum of 98 percent weight retention.SAAMI MAX COL = 1.275"Recommended velocity = 975 - 1125 fps Specifications for Berrys 84477 Superior Pistol 45 Caliber .452 185 GR Hollow Base Round Nose 250: Manufacturer: Berry's Manufacturing Bullet Type: Hollow Base Round Nose Bullet Weight: 185 grain Condition: New Projectile Caliber: .45 Caliber Bullet Quantity: 250 Bullet Fabric/Material: Copper Package Contents: Berrys 84477 Superior Pistol 45 Caliber .452 185 GR Hollow Base Round Nose 250 Berrys 84477 Superior Pistol 45 Caliber .452 185 GR Hollow Base Round Nose 250