Our M-4 / M-4A1 Buttstock Magazine Pouch (BMP) holds 1 spare 5.56mm 30 round magazine on the offside of the buttstock. Secure, but readily accessible, this gives the shooter a spare magazine that's always with the weapon. A highly valuable feature of this BMP is that it is modular, completely ambidextrous and can be easily used with of any of our Specter Gear M-4 / M-4A1 tactical slings.

This item is designed to fit standard USGI M-4 / M-4A1 collapsible stocks only.

This pouch is designed to hold USGI aluminum bodied 30 magazines but will also work with Magpul PMAG and Hexmag polymer bodied magazines.

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