The Hornady Critical Defense series in .45 Colt with the 185 gr Flex Tip eXpanding bullet brings deliberate stopping power for responsible home defense and range practice, and as part of Hornadys Critical Defense pistol ammo lineup its designed to feed reliably in a wide range of revolvers and lever-action pistols while delivering predictable expansion at a muzzle velocity of about 920 fps and muzzle energy near 348 ft-lbs. Youll notice the brass casing and Hornadys visible, low-light-friendly profile that helps fast handling in a low-visibility encounter, and the polymer Flex Tip promotes controlled expansion for energy transfer and wound channel consistencyattributes hunters and self-defense-minded shooters value. A current production note: due to demand and supply-chain factors Hornady has temporarily suspended nickel plating on the Critical Defense series, which changes only case appearance and does not affect ballistic performance. Made in the United States and classified ORM-D for transport, this Hornady .45 Colt load is a solid choice when seeking reliable terminal performance from a trusted Critical Defense line, pairing well with close-quarters defensive applications and practice sessions on the range.