Alg-trigger-kp9 • High-Quality & Recommended

It offers an incredibly short and tactile reset, which is why users frequently joke that it "makes your round count deplete quickly".

It is widely considered the best upgrade for competitive shooting or rapid-fire "mag dumps" due to its hair-trigger nature. ⚠️ Known Plot Twists (Troubleshooting) alg-trigger-kp9

There has been historical debate about the harder ALG hammer "peening" (deforming) the rear of the bolt carrier over thousands of rounds, leading some users to polish or "profile" the hammer face to match the factory geometry. It offers an incredibly short and tactile reset,

Some users report constant light primer strikes. This is often solved by ensuring the main spring is properly seated or using the high-tension auxiliary spring provided by ALG. Some users report constant light primer strikes

Despite its popularity, there are three main issues that frequently pop up in the community:

A common "scary" moment for new installers is when the bolt carrier doesn't slide back in easily. This usually happens because the ALG hammer has a different profile than the factory one and requires a firm push or slight polishing to smooth out the travel. ⚡ Performance Gains

Are you planning to install one yourself, or are you an existing setup?