FAB Defense AR15/M4 Buttstock FDE - FX-GLCORET
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Fab Defense
Overview
The FAB Defense AR15/M4 Buttstock in Flat Dark Earth (FDE) is designed to enhance stability and comfort for your AR-15 platform. Constructed from durable polymer, this buttstock supports a secure fit while contributing to the lightweight profile of your build. It is often found in builds featuring a carbine gas system and chambered in 5.56 NATO, making it a practical choice for a variety of applications.
Specifications
Build history on GunPartPicker
Builders have added the FAB Defense AR15/M4 Buttstock FDE - FX-GLCORET to their builds on GunPartPicker. Since April 2026, it ranks #118 of the 559 stocks and braces builders have added. Builds with this stock are mostly chambered in 5.56 NATO (75%, then .223 Wylde 13%), split between mid-length (57%) and carbine-length (29%) gas systems, and nearly all AR-15.
It was hard to find in October 2026, in stock on only 6 of the 21 days we checked, and today only Optics Planet has it in stock. Prices barely moved in October 2026, holding around $77.20, with no real sale all month. Buying today, the lowest price is $77.20 at Optics Planet, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom
Guntec USA Ultralight Series Gen 2 Skeletonized Aluminum Pistol Grip - Flat Dark Earth
Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" ATLAS R-ONE M-LOK Handguard - FDE
Strike Industries AR-15 Ultra Light Pivot / Takedown Pins - FDE
Phase 5 Weapon Systems Extended, V3, Bolt Release, Flat Dark Earth
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the FAB Defense AR15/M4 Buttstock FDE - FX-GLCORET
| Build | Parts | Total |
|---|---|---|
 | 26 | $2880.25 |
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