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The Timney Alpha Competition trigger is one of those upgrades that makes you wonder why nobody did it sooner. Instead of the mushy, drawn-out pull you get from a stock Glock, this one gives you a defined wall, a clean glass-rod break, and a reset you can feel through your fingertip. It's built for your large-frame Gen 3 and Gen 4 pistols, meaning the 10mm and .45 ACP guns like the G20, G21, G29, G30, G40, and G41. The straight aluminum blade is anodized in a bright orange that stands out nicely against a black frame.
Timney rethought how the whole system works. Rather than the trigger bar pushing the striker back like a factory setup, the Alpha uses an aluminum sear housing that captures the striker as the slide cycles, so the trigger's only job is to release it. Since you're not fighting the striker spring during the pull, you can keep your heavier OEM striker spring and still get a lighter, smoother feel, which cuts down worries about light strikes. The trigger bar and sear are treated with Teflon nickel (NP3) coating that knocks out friction for that buttery break.
This is a drop-in job that uses your factory connector and trigger housing, so no gunsmith is required if you're comfortable working inside your Glock. The kit includes everything you need, and there are a couple of steps beyond a standard trigger swap: a receiver piece that seats inside the trigger housing and locks in with a screw, plus a different trigger return spring. Take your time, make sure it resets fully on the bench before heading to the range, and you'll be good to go.
This is a competition and range trigger through and through. People running it in matches report short take-up, a firm wall, minimal overtravel, and consistent breaks right around the 3-pound mark. Timney backs the whole thing with a lifetime warranty, and one independent torture test ran 10,000 rounds with no cleaning or oil and zero malfunctions. If you want your large-frame Glock to feel dialed in for steel challenge, USPSA, or just faster splits at the range, this is a serious step up.
This version is made for the large-frame Gen 3 and Gen 4 Glocks chambered in 10mm and .45 ACP. That covers the G20, G21, G29, G30, G40, and G41. It will not fit the medium-frame 9mm and .40 guns like the G17 or G19, which use the separate standard Alpha trigger.
No, it's a drop-in trigger that uses your factory connector and trigger housing, so most folks comfortable field-stripping and reassembling their Glock can handle it. There are a couple extra steps compared to a plain trigger swap, including a receiver that locks into the trigger housing with a screw and a different trigger return spring. Follow the included paper instructions and confirm the trigger resets fully before you shoot it.
Yes, it's rated at 3 pounds from the factory and holds that weight consistently. Owners who have run it through thousands of rounds report the pull stays right where it started, often getting a touch smoother on take-up as it breaks in. One independent test put 10,000 rounds through it with no cleaning or oil and no malfunctions.
You can, and that's part of the appeal. Because the Alpha captures the striker and only releases it rather than cocking it against spring tension, you can keep the heavier OEM striker spring and still enjoy a light, smooth pull. That setup also helps reduce concerns about light strikes.
| UPC | 081950753727 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | ALPHA GLOCK 3-4-LARGE-ORANGE |
| Product Type | Trigger |
| Model | |
| Color | ORANGE |
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