Griswold Well-Known Member Bronze Member Gold Supporter Joined Sep 27, 2010 Messages 15,397 City & State/Province tennessee Feb 27, 2012 #1 a 20 gauge choke 555 or 570 to fit invector threads not the plus just standard, if anyone has one before i buy a new one.
a 20 gauge choke 555 or 570 to fit invector threads not the plus just standard, if anyone has one before i buy a new one.
