Description
The Federal Large Pistol Magnum #155 Primers are a premium, large pistol primer designed for consistent ignition in magnum handgun cartridges. This 1,000-count brick provides reloaders with a reliable, high-energy component essential for achieving optimal ballistic performance in demanding loads. Serious shooters choose Federal primers for their legendary quality control and dependable performance, making them a cornerstone of precision ammunition components for magnum pistol reloading.
Key Features
- Compatibility: Designed for magnum large pistol cartridges like .357 Magnum, .41 Magnum, .44 Magnum, and .45 Colt.
- Material: High-quality brass cup with a sensitive, reliable explosive compound.
- Finish: Standard brass finish for corrosion resistance and reliable feeding.
- Operation: Provides a hot, consistent spark for reliable ignition of magnum propellant charges.
- Installation: Standard reloading press operation; requires proper priming tool and technique.
- Package Contents: 1,000 Federal Large Pistol Magnum #155 Primers in a sealed, factory brick.
- Ships From: United States — within 24 hours
Product Specifications
| Compatible Models | Magnum large pistol cartridges (.357 Mag, .41 Mag, .44 Mag, .45 Colt) |
|---|---|
| Material | Brass cup, proprietary explosive compound |
| Finish / Color | Standard brass |
| Operation Type | Percussion primer for reloading |
| Installation | Requires standard reloading press and priming tool |
| Package Contents | 1,000 primers in factory packaging |
| Shipping | USA domestic — discreet packaging |
At Tactical Glock Co, we source our Federal primers directly from authorized distributors to guarantee authenticity and freshness. Our team of experienced reloaders understands that primer consistency is non-negotiable for accuracy and safety, especially in high-pressure magnum applications. We stock only factory-sealed bricks that meet Federal’s stringent quality standards, ensuring you receive a critical component you can trust for every round.
Frequently Asked Questions
What firearms is this compatible with?
These primers are not firearm-specific but are designed for reloading magnum large pistol cartridges. They are ideal for .357 Magnum, .41 Magnum, .44 Magnum, and .45 Colt loads, among others. Always consult a reliable reloading manual for specific load data.
Is installation difficult?
Installation requires a standard reloading press and priming tool. The process is straightforward for experienced reloaders, but beginners should seek proper instruction to ensure safe and correct primer seating.
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.
Are these primers corrosive or non-corrosive?
Federal #155 primers are non-corrosive and non-mercuric. They are manufactured to modern standards, leaving no corrosive residues that could damage your firearm’s barrel.




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