357 sig and .40 s&w long barrel velocity ?

[kidcoltoutlaw]

has anybody tried the 357 sig or the 40 in a 5 or 5.5 inch barrel if so how much did you gain in velocity.other than bar sto who make the longer barrels for the SIG'S ,thanks,keith

 

[gunfan]

Keith: The .357 SIG may benefit from the longer barrel. The .40 S&W will not benefit any more than does the .45 ACP.

Scott