Description
If you've got Gen M3 PMAGs but need to comply with capacity restrictions for hunting or sporting events, this is the straightforward solution. The Magpul Minus 10 Round Limiter lets you quickly dial down your magazine's capacity without any permanent changes to the magazine body.
How the PMAG Minus 10 Round Limiter Works
The limiter replaces the lower spring attachment point (what Magpul calls the locking plate) inside your magazine. Just pull off the floorplate, swap in the limiter, and reinstall the floorplate. It takes less than two minutes per mag, and you're done. This design lets the limiter sit between the spring and the magazine body, effectively stopping rounds from loading past the 10-round mark. When you need the full capacity back, you simply remove it and reinstall the original locking plate. The reversible design means zero permanent modifications to your magazines.
Compatibility and Installation
These limiters work in 20 or 30 round Gen M3 PMAG bodies chambered in 5.56×45 NATO and .223 Remington. They're not optimized for the 40-round variant, and they won't fit the 20LR or 308 magazines. Installation requires absolutely no tools, making it easy enough to do at the range or in the field. The polymer construction is durable and handles repeated installation cycles without wear.
You get three limiters in each pack, so you can outfit multiple magazines at once or keep backups on hand. Since this is a temporary capacity reduction rather than a permanent modification, you maintain all the reliability and ergonomics Magpul PMAGs are known for while meeting whatever capacity requirements apply to your shooting environment.
Key Specifications
- Manufacturer: Magpul Industries
- Manufacturer Part Number: MAG286-BLK
- UPC: 873750008097
- Compatible Caliber: 5.56×45 NATO / .223 Remington
- Compatible Magazine Models: Gen M3 PMAG AR/M4 (20 and 30-round bodies)
- Capacity Reduction: Reduces by 10 rounds
- Final Capacity: 10 rounds
- Material: Polymer
- Color: Black
- Installation: Tool-less, no permanent modification required
- Intended Use: Sporting and hunting applications
- Capacity: Temporary reduction
- Units Per Pack: 3
- Country of Origin: Made in USA
What’s Included
- 3 PMAG Minus 10 Round Limiters (black polymer)
Frequently Asked Questions
Will the PMAG Minus 10 Round Limiter work with my 40-round Gen M3 PMAG?
No, this limiter is not optimized for the 40-round variant. It's designed specifically for 20 and 30-round Gen M3 PMAG bodies. Magpul does make limiters for other magazine types, so if you have a different capacity, check compatibility before ordering.
Can I remove the limiter if I don't need the reduced capacity anymore?
Yes, the entire point of this limiter is that it's temporary and reversible. Simply remove the magazine's floorplate, take out the limiter, and reinstall the original locking plate. This keeps your magazine body completely unmodified.
How long does it take to install the PMAG Minus 10 Round Limiter?
Installation is straightforward and takes less than two minutes per magazine. You just pull off the floorplate, insert the limiter, and snap the floorplate back on. No tools needed.
What calibers are these limiters made for?
These are designed for 5.56×45 NATO and .223 Remington. They won't work with 308/7.62 NATO magazines or other caliber-specific variants. Magpul makes separate limiters for different calibers, so make sure you're ordering the right one for your magazines.






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