S&W Trigger
I have three 627s 2 - 38 supers 1 - 357 and one PC 625 and a 1990 vintage 625. All five revolvers have double action trigger pulls right at 4 1/2 lbs. they are 100% reliable as long as I use Federal Primers. The mainspring has been slightly reduced in width. The strain screw has...
I use 8 gr Silhouette in my 9mm USPSA Open Gun. I am pushing a 121 gr Montana Gold bullet at 1450 fps. The powder burns extremely clean and developes alot of gas to work the compensator. I have not loaded it in a normal 9mm load.