Description
For Smith & Wesson SDVE and Sigma pistol owners looking to get more out of their factory trigger, the Apex Spring Kit delivers a practical, measurable upgrade at a fair price. Priced at $25, this drop-in kit is designed specifically for the SDVE and Sigma platforms, making it a straightforward choice for shooters who want a better trigger without replacing the whole fire control group.
The primary benefit here is a reduction in trigger pull weight by approximately 2 pounds. That might not sound like much on paper, but at the range or on the draw, it translates to less effort needed to break the shot. For concealed carry or home defense, a lighter pull means you can stay on target more consistently under stress. It also makes follow-up shots faster because you’re not fighting a heavy, gritty trigger reset.
Beyond the weight reduction, the kit smooths out the overall trigger pull. Factory SDVE and Sigma triggers are known for being a bit rough and spongy. This spring kit addresses that by improving the geometry and tension of the springs, resulting in a cleaner, more predictable break. You’ll notice less stacking and a more defined wall before the shot breaks.
Reset is another area where this kit shines. The improved reset is shorter and more tactile, meaning you’ll feel and hear a distinct click when the trigger is ready to fire again. For practical shooters working on speed drills or hunters needing a quick second shot, that tactile feedback is a real advantage. It reduces the chance of short-stroking the trigger during a string of fire.
Installation is direct drop-in. No fitting, no filing, no gunsmithing required. The kit includes all the springs you need for the trigger, striker block, and other internal components. It’s designed to work with the factory trigger shoe and housing, so you don’t need to buy additional parts. Just follow the included instructions, and you’ll have the upgrade done in under 30 minutes.
Importantly, this kit maintains reliability for duty, carry, or personal protection. Apex has engineered these springs to stay within safe operating parameters for defensive ammunition. You won’t get light primer strikes or reliability issues common with overly light springs. The 2-pound reduction keeps the trigger pull weight in a range that’s still safe for daily carry while being noticeably better for accuracy and speed.
Specs & Fitment:
- Reduces trigger pull weight: Approximately 2 lbs.
- Trigger pull improvement: Smoother, cleaner break with reduced stacking
- Reset: Shorter, more tactile reset for faster follow-up shots
- Installation: Direct drop-in — no gunsmithing required</






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