Geissele Automatics Super Semi-Automatic Two Stage Trigger

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Geissele Automatics Super Semi-Automatic Two Stage Trigger - Trigger for AR-15 - view 1
Geissele Automatics Super Semi-Automatic Two Stage Trigger - Trigger for AR-15 - view 2
Geissele Automatics Super Semi-Automatic Two Stage Trigger - Trigger for AR-15 - view 3
Geissele Automatics Super Semi-Automatic Two Stage Trigger - Trigger for AR-15 - view 4
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Geissele

Overview

The Geissele Automatics Super Semi-Automatic Two Stage Trigger is designed specifically for the AR-15 platform, featuring a two-stage design that enhances accuracy and control. The first stage offers a smooth take-up, allowing the shooter to reach the wall of the trigger before the second stage breaks cleanly for a crisp shot. This trigger is commonly found in precision builds where accuracy and a predictable trigger pull are critical for optimal performance.

Specifications

MPNGAT-SSA
TypeTwo-Stage
PlatformAR-15

Available Merchants(2)

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Primary Arms
Free shipping
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In Stock
$250.00
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Ammunition Depot
~$28.90 est. shipping
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Out of Stock
$250.00

October 2026 on GunPartPicker

Geissele Automatics Super Semi-Automatic Two Stage Trigger ranked #26 of the 262 triggers builders added on GunPartPicker in October 2026, behind the Timney AR-15 Impact Trigger Flat Black 3lb, with about 1 in every 200 triggers added to builds. Down from #25 in September. Builds with this trigger are nearly all chambered in 5.56 NATO, mostly on mid-length gas (69%, then carbine-length 31%), and nearly all AR-15.

Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today only Primary Arms has it in stock. Prices barely moved in October 2026, holding around $250, with no real sale all month. Buying today, the lowest price is $250 at Primary Arms, which matches the best price we saw in October.

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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

Gas System

68.8%
Mid-Length68.8%
Carbine31.3%

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