Winchester's Silvertip Handgun ammunition remains one of the most dependable and performance-proven handgun cartridges ever created. Originally developed for Law Enforcement to replace traditional hollow point bullets, Super-X Silvertip handgun ammunition continues to offer a unique combination of power, precision, reliable functioning, and on-target performance via a specially engineered jacketed bullet. This bullet delivers optimum penetration and rapid energy release with virtually no weight loss or bullet fragmentation.Symbol: X45CSHP2*Caliber: 45 ColtBullet Weight: 225 GrainsBullet Type: Silvertip Hollow PointUser Guide: Personal Protection* Acceptable for use in rifles, alsoTest Barrel Length: 5 1/2"Velocity (Feet Per Second): - Muzzle: 920- 50yds: 877- 100yds: 839Energy (Foot Pounds): - Muzzle: 423- 50yds: 384- 100yds: 352Mid-Range Trajectory: - 50yds: 1.4"- 100yds: 5.6"