Foxtrot Mike Products

Foxtrot Mike Products Hybrid Polymer FM9 Complete AR9 Lower Receiver

All Foxtrot Mike Products lower receivers
Foxtrot Mike Products Hybrid Polymer Fm9 Complete Ar9 Lower Receiver - Lower Receiver for AR-15 - view 1
Foxtrot Mike Products Hybrid Polymer Fm9 Complete Ar9 Lower Receiver - Lower Receiver for AR-15 - view 2
Foxtrot Mike Products Hybrid Polymer Fm9 Complete Ar9 Lower Receiver - Lower Receiver for AR-15 - view 3
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Foxtrot Mike Products

Overview

The Foxtrot Mike Products Hybrid Polymer FM9 Complete AR9 Lower Receiver is a lower receiver. Compare prices from multiple merchants and find the best deal.

Specifications

MPNFM9-HYBRID-LOWER-C
Trigger Pin.154
AssemblyComplete
StylePolymer
PlatformAR-9
MagazineGlock

Available Merchants(1)

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~$9.99 est. shipping
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Out of Stock
$236
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September 2026 on GunPartPicker

Foxtrot Mike Products Hybrid Polymer FM9 Complete AR9 Lower Receiver ranked #248 of the 477 lower receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since May 2026. All time, it ranks #439 of the 1,037 lower receivers builders have added.

Today the one retailer we track is out of stock. Listed prices start at $235.87 at AR15 Discounts for when it comes back.

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Frequently Built With

The part most often added in each category by the builds that include this one

Angstadt Arms Vanquish Barrel 9mm 10.50", Flat Dark Earth - Enhanced Performance and Reliability - AAVIS09BF1

Angstadt Arms Vanquish Barrel 9mm 10.50", Flat Dark Earth - Enhanced Performance and Reliability - AAVIS09BF1

Barrel$585in 17% of them
ODIN Works 9mm AR-15 Bolt Carrier Group - Nitride

ODIN Works 9mm AR-15 Bolt Carrier Group - Nitride

Bolt Carrier Group$151 · out of stockin 17% of them
Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Radian Weapons AR-15 Raptor/talon L/s Combo Black Anodized

Charging Handle$135in 17% of them
Leapers UTG PRO Super Slim Drop In MLOK AR-15 Rail System Carbine Length, Black - MTU001SSM

Leapers UTG PRO Super Slim Drop In MLOK AR-15 Rail System Carbine Length, Black - MTU001SSM

Handguard$54in 17% of them
ALG Defense Qms AR-15 Trigger Set

ALG Defense Qms AR-15 Trigger Set

Trigger$61in 17% of them
Aero Precision AR-15/M16 Stripped Upper Receiver FDE/desert

Aero Precision AR-15/M16 Stripped Upper Receiver FDE/desert

Upper Receiver$108 · out of stockin 17% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Caliber

70.7%
5.56 NATO70.7%
300 Blackout8.3%
.223 Wylde8.1%
.308 Win4.9%
9mm2.7%
Other5.3%

Gas System

51.4%
Mid-Length51.4%
Carbine25.2%
Rifle11%
Pistol10.9%
Blowback1.2%
Other0.3%

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