Quote:
Originally Posted by SMMAssociates
I put an Apex kit into my M&P40FS Wednesday afternoon. Same little "ding".... Almost invisible....
No foam, though, in the spring.... Can't even think of a reason why it would be there.
|
The tampon inside the trigger return spring is there for vibration dampening, per S&W. I have only seen them in S&W guns. Without it, there is a risk of spring breakage.