If you find the trigger for a defensive firearm, you can install the included auxiliary spring to increase the pull weight by about 0.5–1 lb, making it more predictable.
It offers an incredibly short and tactile reset, which is why users frequently joke that it "makes your round count deplete quickly". alg-trigger-kp9
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. If you find the trigger for a defensive
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 This is often solved by ensuring the main
The "complete story" of the (specifically the AKT-EL or AKT-UL ) in the Kalashnikov USA KP-9 is one of the most popular performance upgrades for the platform, but it involves specific installation quirks and common troubleshooting steps. 🛠️ The Installation Journey