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Questions & Answers
Will this trigger fit in a standard AR-15 Lower? Expert Answer

No, the Geissele 05658 Super MCX SSA Trigger is designed for the MCX platform. Use the link below to see all triggers we currently carry that are compatible with the AR15 platform:
https://www.opticsplanet.com/s/ar15-trigger?_iv_categories=triggers&_iv_gridSize=240&_iv_parent-gun-make=ar-platform

by Ethan, Gear Expert, November 1, 2022
Customer Reviews
Helpful Positive Review This Trigger is Great by The MC, Verified Owner, January 14, 2022
This is a great trigger. It really is far better than even the match lite duo. It's SSA all the way. Don't let anyone tell you that you have to go through the drama of removing the safety to install it. Just remove the detent and spring so you can ro...
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3/3 found this helpful
Helpful Positive Review Excellent upgrade by Paul, January 18, 2022
Amazing two stage trigger, similar to SSA-E AR15 trigger. Very clean, light and crisp. Installation is same as AR15 other triggers, except this trigger needs an additional metal shroud to be installed. It is an expensive upgrade, but it gives you the...
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2/2 found this helpful
Helpful Positive Review Best MCX on the market by Teofilo, August 8, 2022
If you really want to upgrade your MCX, you have to invest on a better trigger, the original trigger is not bad , but it's not great. Geissele triggers are in all my rifles, that's the first thing I upgrade!
1/1 found this helpful
Helpful Positive Review really nice trigger by uvs, Verified Owner, January 19, 2023
You could never go wrong with Geissele, this is my second trigger that I have for my AR rifles. Even though they are a bit pricey you get what you pay for, very well-made and high-quality, smooth, trigger pull and break
1/1 found this helpful
Helpful Positive Review Love my MCX Geissele by Doc in Pa, June 4, 2018
If you follow the instructions, the MCX trigger is easy to install. It took about 15 minutes. The difference in the trigger between the original trigger and the Geissele is amazing. I used this Mcx trigger for my Sig Rattler. It now has a crisp, smoo...
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1/1 found this helpful
Helpful Positive Review Great trigger! by John, July 30, 2021
Typical Geissele quality - awesome upgrade for my MCX. Crisp and very clean break on this trigger. Shipping was fast as usual and this out preforms the stock stage trigger by far. Highly recommend this upgrade.
1/1 found this helpful
Read All 6 Reviews

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Color: Black Gun Make: AR Platform Additional Features: 4.5 lb Trigger

Code: 1TO-TGR-05-658

MPN: 05-658

UPC: 817953022924

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$330.00

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Geissele 05658 Super MCX SSA M4 Curved Bow AR Style Steel

Geissele Automatics 05658 Super MCX SSA M4 Curved Bow AR Style Steel - The Super MCX SSA was designed as a high performance, combat inspired two stage trigger. Derived from Geissele CRANE Safety Certified M4 carbine trigger, the Super Semi-Automatic (SSA), the Super MCX delivers all the same performance, reliability, safety and forgiveness features that the SSA possesses. The Super MCX is a 4.5lb, non-adjustable, two stage trigger that provides the shooter with precise and accurate trigger control.image

WARNING: California`s Proposition 65

Specifications for Geissele 05658 Super MCX SSA M4 Curved Bow AR Style Steel:

Manufacturer: Geissele
Color: Black
Finish: Black/Silver
Gun Make: AR Platform
Additional Features: 4.5 lb Trigger
Country of Origin: USA

Package Content:

  • Geissele Super MCX SSA AR Style M4 Curved Bow

Geissele 05658 Super MCX SSA M4 Curved Bow AR Style Steel Orderable Models

List of Orderable Models

Geissele Super Mcx Ssa - M4 Curved Trigger, Black - 05-658 , MPN: 05-658 , UPC: 817953022924 , Code: 1TO-TGR-05-658
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