Strike Industries PolyFlex Trigger Guard With Finger Rest

Strike Industries PolyFlex Trigger Guard With Finger Rest - Trigger Guard for AR-15 - view 1
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Strike Industries

Overview

The Strike Industries PolyFlex Trigger Guard with Finger Rest is designed to enhance the ergonomics of your AR-15 build, providing a comfortable grip for your trigger finger. Crafted from durable polymer, this trigger guard features a finger rest to improve control and stability during operation. It's commonly found in builds with a mid-length gas system and chambered in 5.56 NATO, making it a practical choice for those looking to optimize their shooting experience.

Specifications

MPNSI-POLYFLEX-TG
MaterialPolymer
ColorBlack

Available Merchants(4)

Prices checked

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Primary Arms logo
Primary Arms
Free shipping over $99
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In Stock
$10
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Optics Planet
Free shipping over $49
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In Stock
$11
BattleHawk Armory logo
BattleHawk Armory
Shipping varies
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Out of Stock
$10
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KY Gun Company
Flat rate shipping
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Out of Stock
$10

Build history on GunPartPicker

Builders have been adding the Strike Industries PolyFlex Trigger Guard With Finger Rest to their builds on GunPartPicker since January 2026. All time, it ranks #30 of the 102 trigger guards builders have added. Builds with this trigger guard are mostly chambered in 5.56 NATO (75%, then .223 Wylde 17%), mostly on carbine-length gas (60%, then mid-length 30%), and mostly AR-15 (86%).

It was in stock most days in August 2026, and today 2 of the 4 retailers we track have it in stock. Prices barely moved in August 2026, holding around $9.95, so there haven't been real sales lately. Buying today, the lowest price is $9.95 at Primary Arms, which matches the best price we saw in August.

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Frequently Built With

The part most often added in each category by the 65 builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

85.7%
AR-1585.7%
AR-107.1%
AR-97.1%

Caliber

75%
5.56 NATO75%
.223 Wylde16.7%
.22 LR8.3%

Gas System

60%
Carbine60%
Mid-Length30%
Pistol10%

Builds Featuring This Part

See all 7

Builds in the community that include the Strike Industries PolyFlex Trigger Guard With Finger Rest

BuildPartsTotal
8" Sharps Bros carbine build
8" Sharps Bros carbine
15$1420.31
aero precision 16" build
aero precision 16"
14$732.66
Vltor 16.5" build
Vltor 16.5"
20$773.24
for 2 gun 18" build
for 2 gun 18"
24$3185.08
brownells 10.5" 5.56 build
brownells 10.5" 5.56
24$605.32
14.5" 5.56 build
14.5" 5.56
24$929.78
My 5.56 build build
My 5.56 build
21$949.24

Customer reviews

5.0out of 5

2 global ratings

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Top reviews

N
Ninch232713
PolyFlex guard buy again
Reviewed on May 7, 2026Verified with Build

Strike Industries PolyFlex trigger guard with finger rest is one I'd buy again. The integrated finger rest at the bottom holds my finger at index position. Polymer flexes under impact rather than cracking. Drop in install with the roll pin.

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A
amcole02881
PolyFlex guard finger rest
Reviewed on May 5, 2026Verified with Build

Strike Industries PolyFlex trigger guard with the integrated finger rest is more comfortable than a flat guard. Flexes slightly under impact rather than cracking. Roll pin install was standard. Polymer construction is plenty durable.

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