Geissele Automatics Super 3 Gun S3G Hybrid AR-15 Trigger .170" Large Pin

Geissele Automatics Super 3 Gun S3g Hybrid Ar-15 Trigger .170" Large Pin - Trigger for AR-15 - view 1
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Geissele

Overview

The Geissele Automatics Super 3 Gun (S3G) Hybrid AR-15 Trigger is a two-stage trigger designed for precision and speed, featuring a pull weight that ranges from 1.5 to 5 lbs, which allows for quick follow-up shots while maintaining control. Its curved trigger bow provides an ergonomic feel, making it easier to engage targets accurately. This trigger is commonly found in builds utilizing a mid-length gas system chambered in 5.56 NATO, favoring competitive shooting and tactical applications.

Specifications

MPN05-174
PlatformAR-15/AR-10
Trigger BowCurved
Pull Weight1.5-5 lbs
TypeTwo-Stage
AdjustableNo

Available Merchants(3)

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Optics Planet logo
Optics Planet
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In Stock
$305
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Primary Arms
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In Stock
$305
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BattleHawk Armory
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$228

Build history on GunPartPicker

Builders have been adding the Geissele Automatics Super 3 Gun S3G Hybrid AR-15 Trigger .170" Large Pin to their builds on GunPartPicker since March 2026. All time, it ranks #227 of the 465 triggers builders have added. Builds with this trigger are mostly chambered in 5.56 NATO (67%, then .223 Wylde 33%), mostly on mid-length gas (67%, then carbine-length 33%), and mostly AR-15 (80%, then AR-10 20%).

It was in stock most days in September 2026, and today 2 of the 3 retailers we track have it in stock. It dipped to $228.33 at BattleHawk Armory for a stretch in September 2026, well under its usual $305, so sales do come around. Buying today, the lowest price is $305 at Optics Planet, above September's low of $228.33, so a better deal may come back.

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Frequently Built With

The part most often added in each category by the 10 builds that include this one

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

80%
AR-1580%
AR-1020%

Caliber

66.7%
5.56 NATO66.7%
.223 Wylde33.3%

Gas System

66.7%
Mid-Length66.7%
Carbine33.3%

Builds Featuring This Part

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Builds in the community that include the Geissele Automatics Super 3 Gun S3g Hybrid Ar-15 Trigger .170" Large Pin

BuildPartsTotal
carbine 14.5" build
carbine 14.5"
16$1788.15

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