These Hornady .45 caliber 230-grain FMJ Round Nose bullets (Hornady part no. 45177) are a standard full-metal-jacket component built for handloaders reloading .45-caliber pistol cartridges. At .451 inch diameter and 230 grains, this is the classic 230gr weight most .45 ACP shooters already load, jacketed for reliable feeding through semi-auto pistols. Whether you’re loading practice ammunition or topping off a bulk range session, this bullet gives you a known, repeatable ballistic profile box after box.

Key Specifications

• .451 inch bullet diameter, matched to standard .45-caliber pistol bores.
• 230 grain weight, the standard heavy-for-caliber load most .45 ACP shooters already use.
• Full Metal Jacket Round Nose profile, built for reliable feeding through semi-auto pistol actions.
• .184 ballistic coefficient (G1), giving a predictable, published trajectory reference for load development.
• .162 sectional density, a useful reference figure for penetration when working up a load.
• Fully jacketed construction, for consistent expansion behavior and cleaner bore fouling than plated bullets.
• 100 bullets per box, a standard count for handloaders buying in bulk.

Frequently Asked Questions

What diameter are these bullets? They measure .451 inch, the standard diameter for .45-caliber pistol cartridges.

Are these jacketed or plated? These are fully jacketed FMJ Round Nose bullets, not plated.

How many bullets come in a box? Each box holds 100 bullets.

Buy the Hornady .45 Caliber 230gr FMJ-RN Reloading Bullets

Stock your bench with a known, consistent .45 caliber FMJ bullet for practice or bulk reloading. Order from our Lubbock, Texas gun shop along with the rest of the reloading bullets lineup from Hornady.