Description
The Warne P-Mag Extension delivers a straightforward way to boost your magazine capacity without adding unnecessary complexity. Made from aluminum with a hardcoat anodized finish, this extension replaces your magazine's factory baseplate to add 5 extra rounds to any compatible PMAG 30-round magazine in 5.56-223.
Installation and Durability
This extension is built for real-world use. The hardcoat anodized aluminum construction holds up against dust, corrosion, and the regular wear that comes with field work and training. It's light enough that it won't noticeably burden your gear, but substantial enough to feel solid when you're handling the magazine. The finish resists scratches and scuffing better than basic anodizing would, which matters if you're running your setup hard.
Ergonomics That Work
Warne included finger grooves on this extension for a reason. When you're reloading under stress or moving fast, that extra grip surface makes a real difference. The ergonomic shape means your thumb and fingers have something to lock onto when you're stripping the magazine from your mag pouch or inserting it during a reload. It's not flashy, but it's the kind of detail that makes things work better when it counts.
Simple Compatibility
This extension fits P-Mag 5.56-223 30-round magazines. That's a massive catalogue of compatible mags since PMAG 30s are everywhere in AR15 setups. If your magazine says PMAG 5.56-223 30-round on it, this extension will work. Just swap out your factory baseplate and you're done. The magazine itself isn't included, so make sure you've got compatible magazines on hand.
Key Specifications
- Manufacturer: Warne
- Model: 5001
- UPC: 656813113125
- Type: Baseplate Magazine Extension
- Compatibility: PMAG 5.56-223 30-Round Magazines
- Capacity Increase: +5 Rounds
- Material: Aluminum
- Finish: Hardcoat Anodized
- Color: Black
- Final Capacity: 35 Rounds (with compatible 30-round PMAG)
What’s Included
- Warne P-Mag Extension (baseplate assembly)
Frequently Asked Questions
Will this extension fit my PMAG magazine?
Yes, this Warne extension is designed for PMAG 5.56-223 30-round magazines. If your mag is marked as a 30-round PMAG in 5.56 or .223, it will be compatible. Simply remove your factory baseplate and install this extension in its place.
Do I need any special tools to install this?
No. This is a straightforward swap. Remove your magazine's factory floor plate by depressing the base plate lock or retention tab depending on your PMAG generation, then slide the Warne extension into place. The installation takes seconds.
Will the factory spring work with the +5 extension?
Yes. The factory spring in your PMAG has enough tension and travel to reliably feed all 35 rounds. No aftermarket springs or additional parts are needed.
What makes this different from other magazine extensions?
The Warne uses hardcoat anodized aluminum for durability and includes ergonomic finger grooves for better handling during reloads. It's a no-frills extension that focuses on reliable function and practical use in field conditions.





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