Easy to install. Works first time out of the box!! Spring appears to be strong and durable. Gun smith wanted $150.00 to replace this $less than $20.00 part. Actually takes the trigger pull down form a 12 to approximately a 8.
Verified purchase: Yes | Condition: New
This spring was purchased for use on a SW40VE. The stock trigger weight on this gun was about 12lbs. (Very, very heavy) After replacing this spring the trigger weight dropped to about 9.5lbs. Still not nearly good enough. I ended up going with a Galloway Precision spring kit which addresses more critical components that cause the excess weight. (Striker spring!) Save your money and for a little more get a much better gun. (About 5lbs. now) Keep in mind this was just my experience.
Verified purchase: Yes | Condition: New
My second purchase. The rap on the SW40VE is its trigger, otherwise it is a very dependable, accurate, simple pistol. It took me about an hour to complete the installation mostly because of my fumble fingers and because I polished the sear with 600 and 1000 wet/dry sandpaper like he recommends in his video. I also lubed the parts with graphite before putting everything back together. I don't have a trigger scale but the pull was noticeably less than my other SW40VE that was up next for the spring upgrade. I shoot a fair amount of double action revolver and the out-of-the-box SW40VE reminded me of some pre-WW2 Colts with horrendous trigger pulls. The upgrade still reminds me of a DA revolver, but a modern Colt, very smooth and consistent. Worth the money, worth the effort.
Verified purchase: No
I haven't had the chance to shoot my newly upgraded sigma. However, the purchasing process along with shipment and follow-up has been great. Supplier was prompt with follow up email regarding shipment and access to installation video. I performed this install in about 10 min. It is obvious how the trigger pull will be lighter with new spring. I am excited to shoot with this upgrade soon.
Verified purchase: Yes | Condition: New
This spring is the right fix for a great gun with a bad rap. Everyone who shoots handguns knows of the heavy trigger the S&W sigma has. With my new spring my S&W is now my new favorite gun.
Verified purchase: Yes | Condition: New
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