Midwest Industries AR-15 Enhanced Flat Trigger 3.5lb Single Stage Drop-In Black

Midwest Industries, Inc. Ar-15 Enhanced Flat Trigger 3.5lb Single Stage Drop-in Blk - Trigger for AR-15 - view 1
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Midwest Industries

Overview

The Midwest Industries Enhanced Flat Trigger is designed for AR-15 and AR-10 platforms, offering a single-stage trigger pull weight ranging from 1.5 to 5 lbs. Its flat trigger bow provides a consistent and comfortable surface for your finger, enhancing control and accuracy during rapid fire. This trigger is commonly found in builds utilizing a mid-length gas system chambered in 5.56 NATO, making it a popular choice for precision shooting and tactical applications.

Specifications

MPNMI-TRIGGER-F
PlatformAR-15/AR-10
Trigger BowFlat
Pull Weight1.5-5 lbs
TypeSingle-Stage

Available Merchants(6)

Prices checked

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Brownells logo
Brownells
Free shipping
Shipping Speed
In Stock
$168
Optics Planet logo
Optics Planet
Free shipping
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In Stock
$168
BattleHawk Armory logo
BattleHawk Armory
Shipping varies
Shipping Speed
In Stock
$168
Ammunition Depot logo
Ammunition Depot
~$28.90 est. shipping
Shipping Speed
In Stock
$170
Palmetto State Armory logo
Palmetto State Armory
Free shipping
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In Stock
$181
Sportsmans Outdoor Superstore logo
Sportsmans Outdoor Superstore
Flat rate shipping
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Out of Stock
$168

Build history on GunPartPicker

Builders have been adding the Midwest Industries AR-15 Enhanced Flat Trigger 3.5lb Single Stage Drop-In Black to their builds on GunPartPicker since February 2026. All time, it ranks #314 of the 470 triggers builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 5 of the 6 retailers we track have it in stock. Prices barely moved in September 2026, holding around $167.95, so there haven't been real sales lately. Buying today, the lowest price is $167.95 at Brownells, which matches the best price we saw in September.

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Frequently Built With

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

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

91.9%
AR-1591.9%
AR-105.2%
AR-92.9%

Caliber

71.3%
5.56 NATO71.3%
.223 Wylde8.5%
300 Blackout8.3%
.308 Win4.5%
9mm2.2%
Other5.2%

Gas System

53%
Mid-Length53%
Carbine25%
Pistol10.4%
Rifle10.4%
Blowback0.9%
Other0.4%

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