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ProMag AR-10 .308/7.62x51mm 40-Round Magazine

ProMag DPMS LR-308 .308 40-Round Black Polymer Magazine Right ViewEnlarge « »

ProMag AR-10 .308/7.62x51mm 40-Round Magazine


Availability: In stock

Caliber: 308 Winchester, 7.62 x 51mm
Capacity: 40-Round
Material: Polymer
Shipping Restrictions


This is a ProMag 40-round extended magazine for DPMS LR-308 pattern AR-10 rifles in .308 Win/7.62x51mm.

Combining an extended capacity with lightweight polymer construction and chrome silicon internal springs, these ProMag enhanced magazines deliver combat-ready performance at a price that’s hard to beat.

Keeping true to Eugene Stoner’s original design, the AR-10 delivers all the practical function of its smaller rifle cousin (the AR-15/M-16) but with a hard-hitting, full size battle rifle round. And the DPMS LR-308 pattern AR-10 is among the most flexible variants with the most available aftermarket support.

All ProMag magazines come with a lifetime replacement guarantee, ensuring you’ll always have a working magazine on hand when you need one.

Double down on firepower with a few 40-round magazines for your DPMS LR 308-pattern AR-10 rifle today!