Hardly noticable but it didn't fit properly. The screw hole had to be drilled out 1/16" closer to front of gun for screw to engage into the threads properly. I have a new Stag M8.
Pros: Looks good, Feels good. Nice spare compartment
Cons: Required shaving 1/16" off one side of screw hole.
This review was written in the old system and had content requirements that are different than reviews written today.