"Literally the best trigger ever made" is the name of this product! Of course, what’s considered the best might depend on personal preferences and intended use, but at least the manufacturer has confidence – or a good sense of humor. Be sure to check out the product videos!
This is a non-adjustable, two-stage trigger mechanism designed for quick shots and precise control. According to the internet, the total trigger pull weight is about 3 lbs / 1.36 kg.
The trigger assembly is designed for standard AR15/M4 carbines. It is most likely not compatible with Sig MPX/MCX firearms, HKs, pistol-caliber carbine variants of AR15/M4 rifles, or other weapon systems with proprietary triggers.