FAB Defense GL CORE MAG M4 Buttstock w/ Built-in Mag Carrier, Black
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Fab Defense
Overview
The FAB Defense GL CORE MAG M4 Buttstock is a collapsible stock designed to enhance the functionality of your AR-15 platform while providing a sleek black finish. Made from durable polymer, this stock features a built-in magazine carrier, allowing you to conveniently store an additional magazine right at your shoulder for quick access. It's commonly found in tactical builds where mobility and readiness are key considerations.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the FAB Defense GL CORE MAG M4 Buttstock w/ Built-in Mag Carrier, Black to a build in July 2026.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today all 3 retailers we track have it in stock. The best price crept up from $83.99 to $112.70 over August 2026. Buying today, the lowest price is $83.99 at BattleHawk Armory, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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