Foxtrot Mike FM-15 GEN 2 13.9" Front Charging .223 Wylde Midlength AR-15 Complete Upper
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Foxtrot Mike Products
Overview
The Foxtrot Mike FM-15 GEN 2 is a complete upper receiver designed for the AR-15 platform, featuring a 13.9-inch barrel chambered in .223 Wylde. This configuration utilizes a mid-length gas system, which typically provides a smoother cycling action and improved reliability compared to standard carbine systems. Builders often use this upper in compact or lightweight builds, where maneuverability and versatility are key considerations.
Specifications
Foxtrot Mike FM-15 GEN 2 13.9" Front Charging .223 Wylde Midlength AR-15 Complete Upper
Available Merchants(1)
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Stock Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the Foxtrot Mike FM-15 GEN 2 13.9" Front Charging .223 Wylde Midlength AR-15 Complete Upper to a build in March 2026.
It was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $629 at AR15 Discounts for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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