Description
CMC built its name making the original drop-in precision trigger for the AR-15 platform, and this Glock trigger brings that same engineering into your pistol. The company took the geometry that made their rifle triggers a favorite and shrank it down for a clean fit inside a Gen 4 frame. The result is a flat-faced trigger that gives you a crisp break, a short positive reset, and consistent finger placement pull after pull.
What Sets the CMC Signature Flat Trigger Apart
The flat face is the star here. Instead of a curved bow that lets your finger drift high or low, the Signature Flat geometry keeps your trigger finger resting in the same spot every time, which translates to better control and more repeatable shots. It's built from 8620 alloy steel and S7 tool steel, so this is a part meant to hold up to serious round counts. Pull weight lands roughly a pound lighter than a stock Glock trigger, giving you a noticeably cleaner press without going so light that it feels out of place on a carry or duty gun.
Installing the Drop-In Glock Trigger
The whole thing comes as a self-contained one-piece assembly, which makes swapping it in straightforward for anyone comfortable working on their Glock. You'll pull the factory trigger bar and drop this one in its place. Some guns benefit from a touch of fitting at the rear of the trigger to get everything running perfectly smooth, so take your time and function-check before you rely on it.
Fitment for Your Gen 4 Glock
This model is made for 9mm Gen 4 pistols and covers the popular lineup including the Glock 17, 19, 26, and 34. It's designed to fit all 9mm Glock Gen 4 models with the exception of the Glock 43. Made in Texas and backed by CMC's lifetime warranty, it's a solid upgrade for anyone who wants a better trigger feel out of a proven platform.
Key Specifications
- Manufacturer: CMC Triggers
- Manufacturer Part Number: 71701
- UPC: 859464006093
- Model: Drop-In
- Trigger Style: Signature Flat
- Fitment: Glock 17, 19, 26, 34 Gen 4 (9mm)
- Caliber: 9mm
- Material: 8620 Alloy Steel and S7 Tool Steel
- Finish: Black
- Assembly: Self-contained one-piece
- Pull Weight: Approximately 1 lb lighter than standard
- Country of Origin: USA
- Warranty: Lifetime
What’s Included
- CMC Drop-In Flat Trigger assembly (trigger bar) for Glock Gen 4 9mm
Frequently Asked Questions
Which Glock models does the CMC Drop-In Flat Trigger fit?
This trigger is made for 9mm Glock Gen 4 pistols, including the Glock 17, 19, 26, and 34. It's designed to fit all 9mm Gen 4 models except the Glock 43. If you're running a .40 S&W or a different generation, you'll want the model matched to that gun.
Is the CMC flat trigger hard to install?
Not for anyone comfortable doing basic work on their Glock. It's a self-contained one-piece assembly, so you pull the factory trigger bar and drop this one in its place. Some pistols run best with a little fitting at the rear of the trigger, so function-check the gun before carrying or competing with it.
How much lighter is the pull compared to a factory Glock trigger?
The pull comes in roughly a pound lighter than a standard Glock trigger. That gives you a cleaner, crisper press while still keeping enough weight to feel appropriate for carry or duty use.
What makes the flat trigger face better than the stock curved one?
The flat face keeps your trigger finger indexed in the same position every time, which helps with consistency and control. Paired with the crisp break and short positive reset, it gives you a more predictable press and faster follow-up shots than the factory curved bow.




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