Description
IMR Powder – 4451 is a versatile, temperature-stable smokeless powder engineered for precision reloading. This 1lb canister is the go-to choice for serious shooters seeking consistent velocities and excellent metering in a wide range of rifle cartridges, from .223 Remington to .30-06 Springfield. Its clean-burning characteristics and reliable performance make it a premium propellant for hunters and competitive marksmen demanding accuracy and reliability.
Key Features
- Compatibility: Ideal for reloading popular rifle cartridges like .223 Rem, .308 Win, 6.5 Creedmoor, and .30-06.
- Material: High-quality, clean-burning nitrocellulose-based smokeless powder.
- Finish: Standard extruded powder granule.
- Operation: Provides consistent burn rates for accurate, reliable handloads.
- Installation: For use by experienced reloaders following published load data.
- Package Contents: One (1) sealed 1lb canister of IMR 4451 smokeless powder.
- Ships From: United States — within 24 hours
Product Specifications
| Compatible Models | For reloading compatible rifle cartridges (see load data). |
|---|---|
| Material | Nitrocellulose-based smokeless powder. |
| Finish / Color | Standard extruded granule. |
| Operation Type | Propellant for handloading. |
| Installation | Requires reloading press, dies, and proper technique. |
| Package Contents | 1lb canister of IMR 4451 powder. |
| Shipping | USA domestic — discreet packaging |
At Tactical Glock Co, we source our IMR powders directly from authorized distributors to ensure you receive a fresh, genuine, and unadulterated product. Our team understands reloading components are the foundation of accuracy; we verify lot numbers and storage conditions to guarantee the performance and stability you require for precision shooting. Trust our expertise for your most critical reloading supplies.
Frequently Asked Questions
What firearms is this compatible with?
IMR 4451 is a propellant for reloading, not a direct firearm part. It is used to handload ammunition for a wide array of centerfire rifle cartridges, including .223 Remington, .308 Winchester, 6.5 Creedmoor, and .30-06 Springfield. Always consult official IMR or reloading manual data for your specific cartridge.
Is installation difficult?
“Installation” refers to the reloading process, which requires proper equipment like a press, scale, and dies, plus meticulous adherence to published load data. It is a technical process suitable for experienced reloaders only.
How long does delivery take?
Orders ship within 24 hours from our US facility in discreet, unmarked packaging with no logos or labels. Most domestic orders arrive within 3–5 business days via tracked shipping.
What makes IMR 4451 a good choice for reloaders?
IMR 4451 is prized for its temperature stability, which helps maintain consistent velocities in varying weather, and its excellent metering characteristics through powder measures. This results in reliable, accurate loads for hunting and target shooting.




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