Posted by revdocdrew on November 26, 2006, 1:11 pm, in reply to "Re: Choke markings"
Dan: Here's another table from Briley https://0079ae9.netsolstores.com/index.asp?PageAction=Custom&ID=51#1
PLEASE NOTE: The Invector Plus system is for 'backbored' or 'overbored' brls (12g bore .740) and is NOT interchangable with the standard WinChoke/Invector/Mossberg system (12g bore .729)